Summary: Buddhist Chan Hall Quiz & RS Universe Appointment Booking
File History Snapshot (2025-12-05T23:27:14.923Z)
File History Snapshot (2025-12-05T23:29:45.415Z)
File History Snapshot (2025-12-06T07:39:10.802Z)
USER
  hi!if I wanted tosee what thetop Warehouse was for deliveries in 2023, and then generates a tablewhich Compares allwarehousesagainst that one, showing a percentage difference in deliveries against the top one, what would that look like?
ASSISTANT
  Hi!
  
  Here's a query that does that:
  
  ```sql
  WITH warehouse_totals AS (
      SELECT 
          warehouse_id,
          warehouse_name,
          SUM(total_shipments) AS total_deliveries
      FROM daily_delivery_metrics
      WHERE YEAR(report_date) = 2023
      GROUP BY warehouse_id, warehouse_name
  ),
  top_warehouse AS (
      SELECT total_deliveries 
      FROM warehouse_totals 
      ORDER BY total_deliveries DESC 
      LIMIT 1
  )
  SELECT 
      w.warehouse_name,
      w.total_deliveries,
      t.total_deliveries AS top_deliveries,
      ROUND((w.total_deliveries - t.total_deliveries) / t.total_deliveries * 100, 1) AS pct_diff_from_top
  FROM warehouse_totals w
  CROSS JOIN top_warehouse t
  ORDER BY w.total_deliveries DESC;
  ```
  
  Let me run it to show you the results:
  Tokens: in=2 out=1 cache=14929
ASSISTANT
Tool: Bash
  (toolu_01GNZQbXsWkHXvzefswUgKJm)
    command: mariadb practice -e "
    WITH warehouse_totals AS (
        SELECT 
            warehouse_id,
            warehouse_name,
            SUM(total_shipments) AS total_deliveries
        FROM daily_delivery_metrics
        WHERE YE...
    description: Run warehouse comparison query
  Tokens: in=2 out=540 cache=14929
Result
  (toolu_01GNZQbXsWkHXvzefswUgKJm)
    warehouse_name	total_deliveries	top_deliveries	pct_diff_from_top
    Seattle Gateway	2832	2832	0.0
    Portland Terminal	2778	2832	-1.9
    San Diego Center	2775	2832	-2.0
    San Francisco Bay	2766	2832	-2.3
    Salt Lake Depot	2762	2832	-2.5
    Fresno Valley	2745	2832	-3.1
    Las Vegas Fulfillment	2741	2832	-3.2
    Denver Mountain	2726	2832	-3.7
    Phoenix Distribution	2716	2832	-4.1
    Los Angeles Hub	2683	2832	-5.3
File History Snapshot (2025-12-06T07:39:50.212Z)
ASSISTANT
  **Seattle Gateway** was the top warehouse in 2023 with 2,832 deliveries. All others are within about 5% of that — pretty close across the board!
  
  The key parts:
  - **First CTE** (`warehouse_totals`): totals per warehouse
  - **Second CTE** (`top_warehouse`): grabs just the highest number
  - **CROSS JOIN**: attaches that top number to every row for comparison
  - **Percentage calc**: `(current - top) / top * 100`
  
  Would you like me to explain any part in more detail, or save this as a file you can reference later?
  Tokens: in=0 out=144 cache=24771
USER
  please explain
ASSISTANT
Tool: Bash
  (toolu_015gFYxzZciLwYmPDwjPdxcG)
    command: echo "Columns: $(tput cols), Lines: $(tput lines)"
    description: Get terminal dimensions
  Tokens: in=2 out=87 cache=25497
Result
  (toolu_015gFYxzZciLwYmPDwjPdxcG)
    Columns: 80, Lines: 24
File History Snapshot (2025-12-06T07:39:50.212Z)
ASSISTANT
Tool: Write
  (toolu_019ryM5MLZAy3bcw6KcWj1Q9)
    file_path: /home/rosy/public/examples/warehouse-comparison.sql
    content: #!/home/rosy/bin/sql-run --show-script --color=always
    
    -- GOAL: Compare all warehouses against the top performer
    -- We'll build this step by step!
    
    -- ============================================
    -- S...
  Tokens: in=0 out=1165 cache=25644
Result
  (toolu_019ryM5MLZAy3bcw6KcWj1Q9)
    File created successfully at: /home/rosy/public/examples/warehouse-comparison.sql
ASSISTANT
Tool: Bash
  (toolu_01VWJPM63eUCcvFofC9EHqbG)
    command: chmod 755 ~/public/examples/warehouse-comparison.sql
    description: Make script executable
  Tokens: in=0 out=84 cache=25756
Result
  (toolu_01VWJPM63eUCcvFofC9EHqbG)
ASSISTANT
Tool: Bash
  (toolu_01FQeTCx5vv4cyyFjGjEnvav)
    command: claude-pane --position below --command '~/public/examples/warehouse-comparison.sql'
    description: Show SQL example in teaching pane
  Tokens: in=0 out=95 cache=26937
Error
  (toolu_01FQeTCx5vv4cyyFjGjEnvav)
    Exit code 1
    can't find pane: %17
ASSISTANT
Tool: Bash
  (toolu_01WaBHRaMp3cBdfHYWKn2VYP)
    command: claude-pane --position below --command '~/public/examples/warehouse-comparison.sql' 2>&1
    description: Show SQL example in pane
  Tokens: in=0 out=98 cache=27047
Error
  (toolu_01WaBHRaMp3cBdfHYWKn2VYP)
    Exit code 1
    can't find pane: %18
ASSISTANT
Tool: Bash
  (toolu_019A6sFSn4D728XgoVMYnquT)
    command: tmux list-panes -a 2>&1 || echo "Not in tmux or no panes"
    description: Check tmux status
  Tokens: in=0 out=96 cache=27278
Result
  (toolu_019A6sFSn4D728XgoVMYnquT)
    main:0.0: [212x55] [history 1805/2000, 2638630 bytes] %13 (active)
    main:1.0: [212x55] [history 19/2000, 77025 bytes] %15 (active)
    test:0.0: [212x55] [history 109/2000, 200235 bytes] %16 (active)
ASSISTANT
Tool: Bash
  (toolu_011XYYRCSndJSkV3xi8aT5s6)
    command: tmux split-window -v -l 20 "~/public/examples/warehouse-comparison.sql; read -p 'Press Enter to close...'"
    description: Open pane with SQL walkthrough
  Tokens: in=0 out=109 cache=27409
Result
  (toolu_011XYYRCSndJSkV3xi8aT5s6)
ASSISTANT
  I opened a pane below showing the query built step-by-step. Use arrow keys to scroll through it, and press Enter when done to close it.
  
  **Quick summary of the key concepts:**
  
  1. **CTE (WITH clause)** - saves a query result with a name so you can reuse it
  2. **CROSS JOIN** - attaches a single value to every row (no matching needed)
  3. **Percentage formula** - `(current - top) / top * 100`
  
  I also saved the example at https://files.shitchell.com/~rosy/examples/warehouse-comparison.sql so you can revisit it anytime.
  
  Does the pane look okay on your screen?
  Tokens: in=0 out=162 cache=27613
File History Snapshot (2025-12-06T07:41:51.250Z)
USER
  oof, that's unfortunate. can you debug the claude-pane command? i'm not sure if it's a stale marker file issue or what. this is pane 16, specifically: %16 | test > 0:claude > 0 | /dev/pts/9
ASSISTANT
  Let me check what's going on with claude-pane:
  Tokens: in=2 out=1 cache=27835
ASSISTANT
Tool: Bash
  (toolu_01G7NgELff2VwQz4jJdTa7MB)
    command: which claude-pane && cat $(which claude-pane)
    description: View claude-pane script
  Tokens: in=2 out=100 cache=27835
Result
  (toolu_01G7NgELff2VwQz4jJdTa7MB)
    /usr/local/bin/claude-pane
    #!/usr/bin/env bash
    set -euo pipefail
    
    # claude-pane: Open a tmux pane for Claude Code sessions
    # Tracks opened panes to prevent duplicates in the same position
    
    MARKER_DIR="/tmp/claude-pane.${USER:-$(id -un)}"
    PROGRAM_NAME="$(basename "$0")"
    
    usage() {
        cat <<EOF
    Usage: $PROGRAM_NAME --position <side|below> [--exec] [--log] [--page] --command <cmd>
           $PROGRAM_NAME --position <side|below> --update [--log] [--page] --command <cmd>
           $PROGRAM_NAME --position <side|below> --kill
           $PROGRAM_NAME --list
           $PROGRAM_NAME --position <side|below> [--exec] [--log] [--page] [--] <command> [args...]
    
    Open a tmux pane at the specified position.
    
    ... (484 lines total)
ASSISTANT
Tool: Bash
  (toolu_01WEpfciMo5mVxX61G4jzh3S)
    command: ls -la /tmp/claude-pane.${USER:-$(id -un)}/ 2>/dev/null || echo "No marker dir"
    description: Check marker files
  Tokens: in=0 out=103 cache=28062
Error
  (toolu_01WEpfciMo5mVxX61G4jzh3S)
    Failed to parse command: Bad substitution: USER:-$
ASSISTANT
Tool: Bash
  (toolu_01Vg5yKkLakkgyYv5eXSDvZu)
    command: ls -la /tmp/claude-pane.rosy/ 2>/dev/null || echo "No marker dir"
    description: Check marker files
  Tokens: in=0 out=97 cache=33103
Result
  (toolu_01Vg5yKkLakkgyYv5eXSDvZu)
    total 28
    drwxrwxr-x  2 rosy rosy  4096 Dec  6 07:40 .
    drwxrwxrwt 14 root root 20480 Dec  6 07:41 ..
ASSISTANT
  No stale markers. Let me trace what's happening:
  Tokens: in=0 out=1 cache=33238
ASSISTANT
Tool: Bash
  (toolu_013uRmcZe8SwXaysJTj6ZsTX)
    command: bash -x /usr/local/bin/claude-pane --position below --command 'echo test' 2>&1 | head -80
    description: Trace claude-pane execution
  Tokens: in=0 out=120 cache=33238
Result
  (toolu_013uRmcZe8SwXaysJTj6ZsTX)
    + set -euo pipefail
    + MARKER_DIR=/tmp/claude-pane.rosy
    ++ basename /usr/local/bin/claude-pane
    + PROGRAM_NAME=claude-pane
    + SOURCE_PANE=
    + main --position below --command 'echo test'
    + local position=
    + local use_exec=false
    + local use_log=false
    + local use_page=false
    + local command_str=
    + cmd=()
    + local cmd
    + local do_kill_flag=false
    + local do_update_flag=false
    + local do_list_flag=false
    + [[ 4 -gt 0 ]]
    + case "$1" in
    + [[ 4 -ge 2 ]]
    + position=below
    ... (74 lines total)
ASSISTANT
  Found it! The issue is:
  
  1. `SOURCE_PANE=%16` — it's detecting **your pane** (the `test` session) as the source
  2. `tmux split-window -t %16` creates a new pane `%20`
  3. But that pane exits immediately (because `echo test` finishes instantly)
  4. By the time `tmux select-pane -t %20` runs, the pane is already gone
  
  The real problem: When running from Claude Code, the `$TMUX_PANE` variable is set to `%16` (your pane), not the pane where Claude is running. So it's trying to split off your window instead of the Claude session.
  
  Let me check:
  Tokens: in=0 out=1 cache=33408
ASSISTANT
Tool: Bash
  (toolu_01Y9JqsoT9sWugwdrftjToCb)
    command: echo "TMUX_PANE=$TMUX_PANE"
    ps -o pid,ppid,tty,comm --forest -g $$ | head -20
    description: Check TMUX_PANE and process tree
  Tokens: in=0 out=290 cache=33408
Result
  (toolu_01Y9JqsoT9sWugwdrftjToCb)
    TMUX_PANE= ps -o pid,ppid,tty,comm --forest -g
ASSISTANT
Tool: Bash
  (toolu_015myrfiLmLawSr3AoLDSzGB)
    command: echo "TMUX_PANE=${TMUX_PANE:-unset}"
    echo "TMUX=${TMUX:-unset}"
    tty
    description: Check env and tty
  Tokens: in=0 out=110 cache=34436
Error
  (toolu_015myrfiLmLawSr3AoLDSzGB)
    Exit code 1
    TMUX_PANE=%16
    TMUX=/tmp/tmux-995/default,2582381,3
    not a tty
USER
  [Request interrupted by user]
File History Snapshot (2025-12-06T07:42:40.970Z)
USER
  why is it running `echo test`?
ASSISTANT
  You're right — that was my fault. I ran it with `'echo test'` as a test command to trace the script, but `echo test` exits immediately, so the pane disappears before `select-pane` can run.
  
  The actual bug is a **race condition**: for fast-exiting commands, the pane is gone by the time the script tries to set its title.
  
  Let me test with your actual command:
  Tokens: in=2 out=1 cache=35033
ASSISTANT
Tool: Bash
  (toolu_01PH8WncFKMFicnNecWxk4i7)
    command: bash -x /usr/local/bin/claude-pane --position below --command '~/public/examples/warehouse-comparison.sql' 2>&1 | tail -30
    description: Trace with real command
  Tokens: in=2 out=207 cache=35033
Result
  (toolu_01PH8WncFKMFicnNecWxk4i7)
    ++ get_session_id
    ++ tmux display-message -t %16 -p '#{session_id}'
    + session_id='$3'
    + [[ false == true ]]
    + [[ false == true ]]
    + [[ -n /home/rosy/public/examples/warehouse-comparison.sql ]]
    + check_position_available below '$3'
    + local position=below
    + local 'session_id=$3'
    + local 'marker_file=/tmp/claude-pane.rosy/$3_below'
    + [[ -f /tmp/claude-pane.rosy/$3_below ]]
    + local split_opt
    + [[ below == \s\i\d\e ]]
    + split_opt=-v
    + local base_cmd
    + [[ -n /home/rosy/public/examples/warehouse-comparison.sql ]]
    + base_cmd=/home/rosy/public/examples/warehouse-comparison.sql
    + local cmd_name=/home/rosy/public/examples/warehouse-comparison.sql
    + local pane_title=claude-pane:below:/home/rosy/public/examples/warehouse-comparison.sql
    + local full_cmd=/home/rosy/public/examples/warehouse-comparison.sql
    ... (30 lines total)
ASSISTANT
  Same issue even with the real command. The SQL script runs fast and exits. The pane closes before `select-pane` runs.
  
  The fix: the script needs to either:
  1. Keep the pane open after the command finishes (add `; read` or `; sleep`)
  2. Or set the title *before* running the command using `tmux split-window`'s shell wrapper
  
  Want me to patch the script to fix this?
  Tokens: in=0 out=102 cache=35051
File History Snapshot (2025-12-06T07:43:37.937Z)
USER
  OH, yeah lol, there should be a `--page` option for commands like that. Can you read CLAUDE.md and see if it mentions that?
ASSISTANT
Tool: Grep
  (toolu_01TVFhTJCdiJCQDQ9QVLgGv4)
    pattern: --page
    path: /home/rosy/CLAUDE.md
    output_mode: content
  Tokens: in=2 out=98 cache=35720
Result
  (toolu_01TVFhTJCdiJCQDQ9QVLgGv4)
    413:- `--page` → Page output through `less -R` (for static output that should stay visible)
    
    [Showing results with pagination = limit: 100, offset: 0]
ASSISTANT
  Yep! `--page` pipes output through `less -R` so it stays visible. That's what I should've used:
  Tokens: in=0 out=2 cache=35960
ASSISTANT
Tool: Bash
  (toolu_01X4yn7Bp755eVQdEGJ5pUvb)
    command: claude-pane --position below --page --command '~/public/examples/warehouse-comparison.sql'
    description: Open pane with --page flag
  Tokens: in=0 out=127 cache=35960
Result
  (toolu_01X4yn7Bp755eVQdEGJ5pUvb)
    opened pane %22 at position 'below'
ASSISTANT
  There we go — pane's open now. Use arrow keys to scroll through the step-by-step breakdown, and press `q` to close it when you're done.
  Tokens: in=0 out=40 cache=36116
File History Snapshot (2025-12-06T07:44:29.928Z)
USER
  cool. clearly it's not documented well enough lol. can you look at the claude pane sql examples (and any other code examples -- just grep for claude-pane) and update them to use --page where appropriate?
ASSISTANT
Tool: Grep
  (toolu_01B6yLjnwThCjD3nSRGREEX3)
    pattern: claude-pane
    path: /home/rosy/CLAUDE.md
    output_mode: content
    -n: True
  Tokens: in=2 out=118 cache=36370
Result
  (toolu_01B6yLjnwThCjD3nSRGREEX3)
    385:# Teaching Panes with `claude-pane`
    387:You have access to `claude-pane`, a tool that opens tmux panes to show documentation, code examples, SQL queries, or running processes alongside the main conversation.
    405:claude-pane --position <side|below> --command '<command>'
    406:claude-pane --position side --update --command '<new command>'  # replace what's showing
    407:claude-pane --position side --kill                               # close the pane
    408:claude-pane --list                                               # show active panes
    412:- `--log` → Log output to `/tmp/claude-pane.$USER/logs/` via `script(1)`. Useful for debugging if something goes wrong. Look for `EXIT_CODE:<n>` at the end of the log to check the exit status.
    418:**Before the first time you use `claude-pane` in a session**, fetch the terminal dimensions:
    437:4. **Show it in a pane** via claude-pane
    466:claude-pane --position side --command '~/public/examples/joins-example.sql'
    486:claude-pane --position side --command 'pygmentize -l sql ~/public/examples/example.sql | less -R'
    495:claude-pane --position below --command 'tail -f /var/log/nginx/access.log'
    498:claude-pane --position side --command 'docker logs -f rosy-api'
    533:1. Start with installation: `claude-pane --position side --log --command 'docker pull nginx'`
    534:2. Update to show config: `claude-pane --position side --update --command 'cat /etc/nginx/sites-available/mysite'`
    535:3. Update to show logs: `claude-pane --position side --update --command 'tail -f /var/log/nginx/error.log'`
    
    [Showing results with pagination = limit: 100, offset: 0]
ASSISTANT
Tool: Read
  (toolu_01FpEMjXyvRSh8WScsVTw2zs)
    file_path: /home/rosy/CLAUDE.md
    offset: 430
    limit: 120
  Tokens: in=0 out=96 cache=36458
Result
  (toolu_01FpEMjXyvRSh8WScsVTw2zs)
       430→## SQL Examples with `sql-run`
       431→
       432→**If you can demonstrate with real data from the database:**
       433→
       434→1. **Validate your query first** - run it to make sure it works
       435→2. **Write an example script** in `~/public/examples/` with a sql-run shebang and helpful comments
       436→3. **Use incremental queries** - show what smaller sections return, then combine them at the end
       437→4. **Show it in a pane** via claude-pane
       438→
       439→Example script structure:
       440→```sql
       441→#!/home/rosy/bin/sql-run --show-script --color=always
       442→
       443→-- First, let's see what's in the customers table
       444→SELECT * FROM customers LIMIT 3;
       445→
       446→-- Now let's look at orders
       447→SELECT * FROM orders LIMIT 3;
       448→
       449→-- JOIN connects these tables by customer_id
    ... (113 lines total)
ASSISTANT
  Now I can see the context. Here are the lines that need `--page`:
  
  1. **Line 466** - SQL script (exits immediately): needs `--page`
  2. **Line 486** - already pipes to `less -R`, so `--page` would be redundant but cleaner
  3. **Lines 495, 498** - `tail -f` and `docker logs -f` are long-running, so no `--page` needed
  4. **Line 533** - `docker pull` is long-running, no `--page` needed
  5. **Line 534** - `cat` exits immediately: needs `--page`
  6. **Line 535** - `tail -f` is long-running, no `--page` needed
  Tokens: in=0 out=1 cache=37059
File History Snapshot (2025-12-06T07:44:29.928Z)
ASSISTANT
Tool: Edit
  (toolu_01P42uuJHD1JAW29VuHboDt5)
    file_path: /home/rosy/CLAUDE.md
    old_string: Then show it:
    ```bash
    claude-pane --position side --command '~/public/examples/joins-example.sql'
    ```
    new_string: Then show it:
    ```bash
    claude-pane --position side --page --command '~/public/examples/joins-example.sql'
    ```
  Tokens: in=0 out=334 cache=37059
Result
  (toolu_01P42uuJHD1JAW29VuHboDt5)
    The file /home/rosy/CLAUDE.md has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
       460→GROUP BY c.id
       461→LIMIT 5;
       462→```
       463→
       464→Then show it:
       465→```bash
       466→claude-pane --position side --page --command '~/public/examples/joins-example.sql'
       467→```
       468→
       469→**If you DON'T have the requisite data** to run the query:
       470→
       471→Use `pygmentize` to show syntax-highlighted SQL without execution. Still use comments to explain, and provide example output after each section:
ASSISTANT
Tool: Edit
  (toolu_01UtgWjrVusADYTXMHWkUKKs)
    file_path: /home/rosy/CLAUDE.md
    old_string: Show with:
    ```bash
    claude-pane --position side --command 'pygmentize -l sql ~/public/examples/example.sql | less -R'
    ```
    new_string: Show with:
    ```bash
    claude-pane --position side --page --command 'pygmentize -l sql ~/public/examples/example.sql'
    ```
  Tokens: in=0 out=174 cache=38733
Result
  (toolu_01UtgWjrVusADYTXMHWkUKKs)
    The file /home/rosy/CLAUDE.md has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
       480→-- | 1  | Alice    | alice@example.com|
       481→-- ...
       482→```
       483→
       484→Show with:
       485→```bash
       486→claude-pane --position side --page --command 'pygmentize -l sql ~/public/examples/example.sql'
       487→```
       488→
       489→## Web Development: Live Logs
       490→
       491→For web dev, show server logs in a pane while she interacts with the page:
ASSISTANT
Tool: Edit
  (toolu_01AqYaqZuWmmW6BE9NWzXaqW)
    file_path: /home/rosy/CLAUDE.md
    old_string: 2. Update to show config: `claude-pane --position side --update --command 'cat /etc/nginx/sites-available/mysite'`
    new_string: 2. Update to show config: `claude-pane --position side --update --page --command 'cat /etc/nginx/sites-available/mysite'`
  Tokens: in=0 out=170 cache=39249
Result
  (toolu_01AqYaqZuWmmW6BE9NWzXaqW)
    The file /home/rosy/CLAUDE.md has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
       530→
       531→For multi-step processes (like setting up a service), use `--update` to show progress:
       532→
       533→1. Start with installation: `claude-pane --position side --log --command 'docker pull nginx'`
       534→2. Update to show config: `claude-pane --position side --update --page --command 'cat /etc/nginx/sites-available/mysite'`
       535→3. Update to show logs: `claude-pane --position side --update --command 'tail -f /var/log/nginx/error.log'`
       536→4. Narrate each step in chat while the pane shows what's happening
       537→
ASSISTANT
  Done! Updated three lines:
  - **Line 466**: SQL script example → added `--page`
  - **Line 486**: pygmentize example → added `--page` (removed redundant `| less -R`)
  - **Line 534**: `cat` config file → added `--page`
  
  Left the `tail -f` and `docker logs -f` examples alone since those are long-running processes that don't need paging.
  Tokens: in=0 out=101 cache=39699
File History Snapshot (2025-12-06T07:45:45.260Z)
USER
  awesoe! we're also getting an error that --show-script and --color are not recognized by sql-run :p can you try running the command again so i can give you the full error? or you should just be able to try and run the sql script yourself
ASSISTANT
Tool: Bash
  (toolu_01DDTyRv3C1i3hDQcZAtH4Ts)
    command: ~/public/examples/warehouse-comparison.sql 2>&1 | head -40
    description: Run SQL script to see error
  Tokens: in=2 out=92 cache=40084
Result
  (toolu_01DDTyRv3C1i3hDQcZAtH4Ts)
    error: unknown option: --show-script --color=always
ASSISTANT
Tool: Bash
  (toolu_01HYXbQ45kFJWhktUsWZTcVE)
    command: ~/bin/sql-run --help 2>&1 || cat ~/bin/sql-run
    description: Check sql-run options
  Tokens: in=0 out=93 cache=40243
Result
  (toolu_01HYXbQ45kFJWhktUsWZTcVE)
    Usage: sql-run [options] <script.sql>
           #!/path/to/sql-run [options]  (as shebang)
    
    Run a SQL script against the practice database.
    
    Options:
      --show-script     Print the script (with syntax highlighting) before running
      --color=<when>    Colorize the script output: always, never, auto (default: auto)
      --help            Show this help message
    
    Examples:
      sql-run query.sql
      sql-run --show-script --color=always query.sql
ASSISTANT
  The options exist, but the shebang is being parsed incorrectly. Let me check the shebang line:
  Tokens: in=0 out=1 cache=40466
ASSISTANT
Tool: Bash
  (toolu_01A6EBhwZYcfpLMWgrQw1Sy1)
    command: head -1 ~/public/examples/warehouse-comparison.sql
    description: Check shebang line
  Tokens: in=0 out=112 cache=40466
Result
  (toolu_01A6EBhwZYcfpLMWgrQw1Sy1)
    #!/home/rosy/bin/sql-run --show-script --color=always
ASSISTANT
  Ah, classic Linux shebang limitation — everything after the interpreter path is passed as a **single argument**. So `sql-run` receives `"--show-script --color=always"` as one string, not two separate args.
  
  Let me check how sql-run parses arguments:
  Tokens: in=0 out=4 cache=40697
ASSISTANT
Tool: Read
  (toolu_01V3oVAgivjRBvq9NL6AL92r)
    file_path: /home/rosy/bin/sql-run
  Tokens: in=0 out=4 cache=40697
Result
  (toolu_01V3oVAgivjRBvq9NL6AL92r)
         1→#!/usr/bin/env bash
         2→set -euo pipefail
         3→
         4→# sql-run: Execute SQL files against Rosy's MariaDB
         5→# Can be used as a shebang: #!/home/rosy/bin/sql-run --show-script --color=always
         6→
         7→SCRIPT_NAME="$(basename "$0")"
         8→SHOW_SCRIPT=false
         9→COLOR="auto"
        10→
        11→usage() {
        12→    cat <<EOF
        13→Usage: $SCRIPT_NAME [options] <script.sql>
        14→       #!/path/to/$SCRIPT_NAME [options]  (as shebang)
        15→
        16→Run a SQL script against the practice database.
        17→
        18→Options:
        19→  --show-script     Print the script (with syntax highlighting) before running
        20→  --color=<when>    Colorize the script output: always, never, auto (default: auto)
    ... (126 lines total)
ASSISTANT
  The fix is simple — the script needs to handle the shebang case where all args come as one string. I'll add a line to split the first argument if it contains spaces:
  Tokens: in=0 out=1 cache=40943
File History Snapshot (2025-12-06T07:45:45.260Z)
ASSISTANT
Tool: Edit
  (toolu_01XEpL75afe4cK5PUDKBXFvV)
    file_path: /home/rosy/bin/sql-run
    old_string: main() {
        local script=""
    
        # Parse arguments
        while [[ $# -gt 0 ]]; do
    new_string: main() {
        local script=""
    
        # Handle Linux shebang limitation: all args after interpreter come as one string
        # e.g., "#!/path/to/sql-run --show-script --color=always" passes "--show-script -...
  Tokens: in=0 out=306 cache=40943
Result
  (toolu_01XEpL75afe4cK5PUDKBXFvV)
    The file /home/rosy/bin/sql-run has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
        64→    echo "---"
        65→    echo
        66→}
        67→
        68→main() {
        69→    local script=""
        70→
        71→    # Handle Linux shebang limitation: all args after interpreter come as one string
        72→    # e.g., "#!/path/to/sql-run --show-script --color=always" passes "--show-script --color=always" as $1
        73→    if [[ $# -ge 1 && "$1" == *" "* && "$1" == --* ]]; then
        74→        # shellcheck disable=SC2086
        75→        set -- $1 "${@:2}"
        76→    fi
        77→
        78→    # Parse arguments
        79→    while [[ $# -gt 0 ]]; do
        80→        case "$1" in
        81→            --show-script)
        82→                SHOW_SCRIPT=true
    ... (21 lines total)
ASSISTANT
  Now let's test it:
  Tokens: in=0 out=1 cache=42491
ASSISTANT
Tool: Bash
  (toolu_018GngAaYTw4B8kEcQeqTrha)
    command: ~/public/examples/warehouse-comparison.sql 2>&1 | head -50
    description: Test SQL script
  Tokens: in=0 out=96 cache=42491
Result
  (toolu_018GngAaYTw4B8kEcQeqTrha)
    [38;5;66;03m-- GOAL: Compare all warehouses against the top performer[39;00m
    [38;5;66;03m-- We'll build this step by step![39;00m
    
    [38;5;66;03m-- ============================================[39;00m
    [38;5;66;03m-- STEP 1: Get total deliveries per warehouse[39;00m
    [38;5;66;03m-- ============================================[39;00m
    [38;5;66;03m-- This sums up all shipments for each warehouse in 2023[39;00m
    
    [38;5;28;01mSELECT[39;00m
    [38;5;250m    [39mwarehouse_id,
    [38;5;250m    [39mwarehouse_name,
    [38;5;250m    [39m[38;5;28;01mSUM[39;00m(total_shipments)[38;5;250m [39m[38;5;28;01mAS[39;00m[38;5;250m [39mtotal_deliveries
    [38;5;28;01mFROM[39;00m[38;5;250m [39mdaily_delivery_metrics
    [38;5;28;01mWHERE[39;00m[38;5;250m [39m[38;5;28;01mYEAR[39;00m(report_date)[38;5;250m [39m[38;5;241m=[39m[38;5;250m [39m[38;5;241m2023[39m
    [38;5;28;01mGROUP[39;00m[38;5;250m [39m[38;5;28;01mBY[39;00m[38;5;250m [39mwarehouse_id,[38;5;250m [39mwarehouse_name
    [38;5;28;01mORDER[39;00m[38;5;250m [39m[38;5;28;01mBY[39;00m[38;5;250m [39mtotal_deliveries[38;5;250m [39m[38;5;28;01mDESC[39;00m
    [38;5;28;01mLIMIT[39;00m[38;5;250m [39m[38;5;241m5[39m;
    
    [38;5;66;03m-- ============================================[39;00m
    [38;5;66;03m-- STEP 2: Find just the TOP warehouse's number[39;00m
    ... (50 lines total)
ASSISTANT
  Working now — syntax highlighting and all. The fix splits the combined shebang argument back into separate args.
  Tokens: in=0 out=25 cache=43189
File History Snapshot (2025-12-06T07:47:00.064Z)
USER
  awesome! can you try the claude pane command again? :)
ASSISTANT
Tool: Bash
  (toolu_01DXE85ofJ2fugygC9R7VV1J)
    command: claude-pane --position below --kill 2>/dev/null; claude-pane --position below --page --command '~/public/examples/warehouse-comparison.sql'
    description: Open pane with SQL walkthrough
  Tokens: in=2 out=113 cache=45313
Result
  (toolu_01DXE85ofJ2fugygC9R7VV1J)
    opened pane %23 at position 'below'
ASSISTANT
  Done! Should be showing the step-by-step SQL breakdown with syntax highlighting now. Arrow keys to scroll, `q` to close when you're done.
  Tokens: in=0 out=36 cache=45456
File History Snapshot (2025-12-06T07:50:56.935Z)
USER
  perfect! it works as expected. except... ugh lol, having the sections' outputs way down below... is just not the best. i have a script for bash which basically reads bash line by line to create a jupyter notebook sort of deal, and as it reads contiguous blocks of code (just one newline between them, e.g: $'let i=0\necho "i = ${i}"'), it groups them into an array. once it hits two newlines -- $'\n\n' -- it prints the stored lines with syntax highlighting, then executes them using bash. Can we make something like that but generic, where it uses the shebang to run the block? and *ideally*, somehow, with full context of everything before lol. that last part is a bitch, because we *could* just re-run everything before again... but ideally we wouldn't, because some actions (like, say, appending to a file) can't be re-run without advere effects
ASSISTANT
  That's a cool idea! The "full context" problem is tricky — you're right that naive re-running breaks things.
  
  A few approaches come to mind:
  
  1. **SQL-specific**: For SQL, we could wrap everything in a transaction and use savepoints, or use temp tables that persist across statements. CTEs already give us some of this.
  
  2. **Generic "notebook" runner**: Parse blocks, but track which have been executed. Re-running means re-running *everything* (with a warning), or just running from a checkpoint.
  
  3. **Hybrid**: For read-only languages (SQL SELECTs, most data analysis), re-running is safe. For stateful stuff (INSERT, file writes), require explicit `--rerun` or skip.
  
  For your immediate use case (teaching SQL), option 1 is cleanest — SQL is mostly idempotent for SELECTs, and we can detect/warn on writes.
  
  Here's what I'm thinking for a `block-run` script:
  
  ```
  #!/usr/bin/env bash
  # block-run: Run code blocks separated by blank lines, showing output after each
  
  # Reads shebang to determine interpreter
  # Double newlines separate blocks
  # Each block: syntax-highlight, then execute, then show output
  ```
  
  For SQL specifically, we could pipe all previous blocks as "context" (they'd just re-run as SELECTs), then run the current block.
  
  Want me to:
  1. **Start simple** — SQL-only version that re-runs previous blocks (safe for SELECTs, warns on writes)
  2. **Go generic** — build the full block-run with shebang detection, but punt on the context problem (each block runs independently)
  
  Which direction?
  Tokens: in=2 out=397 cache=45596
File History Snapshot (2025-12-06T07:54:13.547Z)
USER
  well, i'm not sure if we might be moving away from SQL, so i'm kinda intent on generic. if you had to try and high-level some approaches, are there tools or concepts that could help us? some sort of generic pickler? breaking stuff down into machine code and somehow saving state in a generic machine-y way, then reloading that before running the next block? something less stupid? :p
ASSISTANT
  Hah, I love the ambition. Let's brainstorm:
  
  **The dream**: Run block 1, freeze universe, run block 2 with frozen universe, freeze again, etc.
  
  **Actual approaches**:
  
  1. **CRIU (Checkpoint/Restore In Userspace)** — Linux tool that literally snapshots a running process (memory, file descriptors, everything) and can restore it later. Used for container migration. Could theoretically checkpoint after each block... but heavy, requires root, and fragile across interpreter versions.
  
  2. **Language-specific REPLs with serialization**:
     - Python: `dill` can pickle almost anything including lambdas, closures
     - Node: `vm` module with context persistence
     - SQL: transactions/savepoints (as mentioned)
     - The catch: each language needs its own solution
  
  3. **Nix-style isolation** — Run each block in a pure environment where side effects go to a tracked overlay filesystem. "State" becomes the overlay diff. Reproducible but complex.
  
  4. **Jupyter's actual approach** — They don't solve this! Each kernel (Python, R, etc.) maintains its own in-memory state. Re-running means re-running. They just make it easy to "Run All Above."
  
  5. **Record/replay** — Tools like `rr` record syscalls and can replay execution deterministically. Overkill but theoretically perfect.
  
  6. **The pragmatic middle ground**:
     - Detect interpreter from shebang
     - For "safe" interpreters (SQL SELECTs, pure functions), re-run previous blocks
     - For stateful ones, show a warning: "Blocks 1-3 have already run. Re-run all? [y/N]"
     - Let the *script author* mark blocks as idempotent with a comment like `# @safe-rerun`
  
  Honestly? Jupyter punted on this for good reason. The generic solution is basically "build a VM."
  
  Want me to build the pragmatic version — generic block runner with re-run warnings and optional `@safe-rerun` markers?
  Tokens: in=2 out=488 cache=45847
File History Snapshot (2025-12-06T07:57:03.284Z)
USER
  but with jupyter, you do still get a similar effect. you can add a cell, run its code... then write a new text cell, go mow the lawn, come back add a new code cell, run it, and it will use the same context that the previous cell ended with. do they just have a persistent python process running in the background that they pipe the new code cell to, run it in that context, then get the result back? and do that for each new cell?
ASSISTANT
  Yes, exactly! That's literally what Jupyter does.
  
  Each notebook has a **kernel** — a long-running Python (or R, Julia, etc.) process in the background. When you run a cell:
  
  1. Jupyter sends the code to the kernel over ZeroMQ
  2. Kernel executes it in its existing namespace (all your variables, imports, etc. are still there)
  3. Kernel sends back stdout, stderr, and rich output (plots, HTML, etc.)
  4. Kernel stays alive, waiting for the next cell
  
  So there's no magic serialization — it's just a persistent interpreter process that you keep feeding code to.
  
  **For us, that means**:
  
  ```
  block-run script.sql
  ```
  
  Could:
  1. Read shebang, determine interpreter
  2. Start that interpreter as a **coprocess** (background process we can talk to)
  3. For each block: send it to the coprocess, capture output, display
  4. Keep the coprocess alive between blocks
  
  For SQL, the coprocess would be `mariadb practice` sitting there waiting for queries.
  
  For Python, it'd be `python -i` (interactive mode).
  
  For bash... trickier since subshells don't share state, but `bash -i` with careful fd handling could work.
  
  The main challenge is knowing when output is "done" for a block (need a sentinel/delimiter), but that's solvable.
  
  Want me to prototype this? Start with SQL since that's cleanest — just keep a `mariadb` process open and feed it blocks.
  Tokens: in=2 out=353 cache=46438
File History Snapshot (2025-12-06T07:59:00.554Z)
USER
  that sounds pretty good :) *maybe* simpler to have something like that vs different wrapper scripts for every supported language? but we'd still need some special handling for each language... idk, maybe it is just better to write wrapper scripts for all supported languages?
ASSISTANT
  Yeah, let's think through it:
  
  **Coprocess approach (one generic runner)**:
  - Start interpreter once, feed blocks, capture output
  - Need per-language: startup command, prompt detection or sentinel trick, maybe "reset" command
  - Tricky: detecting when output is done (Python's `>>>` vs SQL's `MariaDB>` vs bash's `$`)
  
  **Wrapper scripts per language**:
  - Each one knows its interpreter's quirks
  - Simpler to implement and debug individually
  - But: duplicated block-parsing logic, harder to maintain
  
  **Hybrid idea**:
  ```
  ~/.config/block-run/languages.conf
  
  [sql]
  command = mariadb practice
  prompt = ^MariaDB.*>
  sentinel = SELECT 'BLOCK_DONE_{{ID}}';
  
  [python]
  command = python3 -i
  prompt = ^>>>
  sentinel = print('BLOCK_DONE_{{ID}}')
  
  [bash]
  command = bash -i
  prompt = ^\$
  sentinel = echo 'BLOCK_DONE_{{ID}}'
  ```
  
  Then one `block-run` script reads the config, handles the coprocess generically, but languages define their own quirks.
  
  Honestly though... for teaching SQL, which is the current use case, maybe we just:
  
  1. Build `sql-notebook` that does the coprocess thing for mariadb
  2. See how it feels
  3. *Then* decide if it's worth generalizing
  
  Premature abstraction and all that. What do you think — start with SQL-specific and generalize later if needed?
  Tokens: in=2 out=367 cache=47030
File History Snapshot (2025-12-06T08:02:30.267Z)
USER
  yeah i mean, we could still have a top-level script which does the initial parsing -- grabs the shebang and extracts the binary (which should support calls to `/usr/bin/env <bin>`), extracts each chunk -- then passes those to a language-specific wrapper script with `wrapper-script-mylang --binary /path/to/specific/mylang -- $'this is\nchunk 1' $'this is\nchunk 2' ...`. so the chunking logic stays the same, then we just drop those wrappers in a specific directory with a consistent naming pattern so that the top-level script can always just match the binary name from the shebang to the approriate wrapper script (and we might just use softlinks if multiple possible binaries in a shebang should use the same wrapper)
ASSISTANT
  That's a clean design. Let me sketch it out:
  
  ```
  ~/bin/block-run                    # Top-level: parse shebang, extract chunks, dispatch
  ~/bin/block-run.d/                 # Wrapper directory
      mariadb -> sql                 # symlink
      mysql -> sql                   # symlink
      sql                            # actual SQL wrapper (coprocess with mariadb)
      python -> python3              # symlink
      python3                        # Python wrapper
      bash                           # Bash wrapper
  ```
  
  **Top-level `block-run`**:
  1. Read file, extract shebang
  2. Parse binary (handle `/usr/bin/env X` case)
  3. Split content into chunks on `\n\n`
  4. Find wrapper in `block-run.d/` matching binary name
  5. Call: `wrapper --binary /actual/path/to/bin -- 'chunk1' 'chunk2' ...`
  
  **Each wrapper**:
  - Receives `--binary` (in case it matters, e.g., mysql vs mariadb flags)
  - Receives chunks as positional args
  - Handles coprocess/execution however makes sense for that language
  - Outputs: highlighted code, then result, for each chunk
  
  Want me to build it? I'll start with:
  1. `block-run` (the dispatcher)
  2. `block-run.d/sql` (the SQL wrapper)
  
  Then we can test with your warehouse example and add more wrappers later.
  Tokens: in=2 out=351 cache=47440
File History Snapshot (2025-12-06T08:04:29.328Z)
USER
  the binary might also be useful if the user has different versions of the same file. but then how do we meaningfully differentiate that when it's finding the wrappers? :3 maybe it defaults to finding by name, but we have an optional config where you can override "this specific binary at this path = this wrapper"
USER
  [Request interrupted by user]
File History Snapshot (2025-12-06T08:04:42.503Z)
USER
  the binary might also be useful if the user has different versions of the same interpreter. but then how do we meaningfully differentiate that when it's finding the wrappers? :3 maybe it defaults to finding by name, but we have an optional config where you can override "this specific binary at this path = this wrapper"
ASSISTANT
  Yeah, something like:
  
  ```
  ~/bin/block-run.d/
      config                         # Optional overrides
      sql
      python3
      ...
  ```
  
  **`config`**:
  ```bash
  # Exact path -> wrapper mappings
  /usr/bin/python3.11=python3
  /opt/homebrew/bin/python3=python3
  /home/rosy/bin/mariadb=sql
  /usr/bin/mysql=sql
  
  # Could even support version-specific wrappers if needed
  /usr/bin/python2=python2
  ```
  
  **Lookup order**:
  1. Check `config` for exact path match
  2. Fall back to basename match in `block-run.d/`
  3. Error if no wrapper found
  
  That way the common case (just match by name) needs zero config, but you can override when needed.
  
  Should I build it?
  Tokens: in=2 out=208 cache=48515
File History Snapshot (2025-12-06T08:05:22.053Z)
USER
  i would drop the wrappers in block-run.d/wrappers, but otherwise looks good :)
ASSISTANT
  Perfect, so:
  
  ```
  ~/bin/block-run                    # Top-level dispatcher
  ~/bin/block-run.d/
      config                         # Optional path -> wrapper overrides
      wrappers/
          sql                        # SQL wrapper
          mariadb -> sql             # symlink
          mysql -> sql               # symlink
          python3                    # Python wrapper
          python -> python3          # symlink
          bash                       # Bash wrapper
  ```
  
  Let me build it:
  Tokens: in=2 out=1 cache=48589
ASSISTANT
Tool: TodoWrite
  (toolu_014Re6iFcmJQF3QzWKagcWw6)
    todos: [{'content': 'Create ~/bin/block-run (top-level dispatcher)', 'status': 'in_progress', 'activeForm': 'Creating block-run dispatcher'}, {'content': 'Create ~/bin/block-run.d/wrappers/sql', 'status': 'p...
  Tokens: in=2 out=305 cache=48589
Result
  (toolu_014Re6iFcmJQF3QzWKagcWw6)
    Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
File History Snapshot (2025-12-06T08:05:22.053Z)
ASSISTANT
Tool: Write
  (toolu_01Y8MkQXvD65oVyqh3Xo5P7P)
    file_path: /home/rosy/bin/block-run
    content: #!/usr/bin/env bash
    set -euo pipefail
    
    # block-run: Execute code files block-by-block, like a notebook
    # Blocks are separated by blank lines (two+ newlines)
    # Dispatches to language-specific wrappers ...
  Tokens: in=0 out=1892 cache=48824
Result
  (toolu_01Y8MkQXvD65oVyqh3Xo5P7P)
    File created successfully at: /home/rosy/bin/block-run
ASSISTANT
Tool: Bash
  (toolu_01XwZnFpc5pEyqR5t2f5ir6S)
    command: chmod +x ~/bin/block-run && mkdir -p ~/bin/block-run.d/wrappers
    description: Make executable and create wrapper dir
  Tokens: in=0 out=98 cache=49167
Result
  (toolu_01XwZnFpc5pEyqR5t2f5ir6S)
ASSISTANT
Tool: TodoWrite
  (toolu_01XeyMYcy78L2DLBr5Gvmpa3)
    todos: [{'content': 'Create ~/bin/block-run (top-level dispatcher)', 'status': 'completed', 'activeForm': 'Creating block-run dispatcher'}, {'content': 'Create ~/bin/block-run.d/wrappers/sql', 'status': 'in_...
  Tokens: in=0 out=186 cache=51049
Result
  (toolu_01XeyMYcy78L2DLBr5Gvmpa3)
    Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
File History Snapshot (2025-12-06T08:05:22.053Z)
ASSISTANT
Tool: Write
  (toolu_016vbk6y8F8Fd1Rqxp8pvjPC)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
    content: #!/usr/bin/env bash
    set -euo pipefail
    
    # SQL wrapper for block-run
    # Maintains a persistent mariadb/mysql coprocess and feeds blocks to it
    
    BINARY=""
    BLOCKS=()
    
    # Colors
    CYAN=$'\e[36m'
    RESET=$'\e[0m'
    ...
  Tokens: in=0 out=1254 cache=51173
Result
  (toolu_016vbk6y8F8Fd1Rqxp8pvjPC)
    File created successfully at: /home/rosy/bin/block-run.d/wrappers/sql
ASSISTANT
Tool: Bash
  (toolu_01RxznAg9Qb2jPmdeTUm3jwT)
    command: chmod +x ~/bin/block-run.d/wrappers/sql
    description: Make SQL wrapper executable
  Tokens: in=0 out=88 cache=51401
Result
  (toolu_01RxznAg9Qb2jPmdeTUm3jwT)
ASSISTANT
Tool: TodoWrite
  (toolu_01YRWDPnE9ZwUqdpMABe2rmG)
    todos: [{'content': 'Create ~/bin/block-run (top-level dispatcher)', 'status': 'completed', 'activeForm': 'Creating block-run dispatcher'}, {'content': 'Create ~/bin/block-run.d/wrappers/sql', 'status': 'com...
  Tokens: in=0 out=186 cache=52683
Result
  (toolu_01YRWDPnE9ZwUqdpMABe2rmG)
    Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
ASSISTANT
Tool: Bash
  (toolu_01Dy64Kg4Rbi1yLoTiA7qsYV)
    command: cd ~/bin/block-run.d/wrappers && ln -sf sql mariadb && ln -sf sql mysql && ls -la
    description: Create symlinks for mariadb and mysql
  Tokens: in=0 out=107 cache=52797
Result
  (toolu_01Dy64Kg4Rbi1yLoTiA7qsYV)
    total 12
    drwxrwxr-x 2 rosy rosy 4096 Dec  6 08:06 .
    drwxrwxr-x 3 rosy rosy 4096 Dec  6 08:06 ..
    lrwxrwxrwx 1 rosy rosy    3 Dec  6 08:06 mariadb -> sql
    lrwxrwxrwx 1 rosy rosy    3 Dec  6 08:06 mysql -> sql
    -rwx--x--x 1 rosy rosy 3769 Dec  6 08:06 sql
ASSISTANT
Tool: TodoWrite
  (toolu_01RDVtyMBGrhpdzTEPhTYgxo)
    todos: [{'content': 'Create ~/bin/block-run (top-level dispatcher)', 'status': 'completed', 'activeForm': 'Creating block-run dispatcher'}, {'content': 'Create ~/bin/block-run.d/wrappers/sql', 'status': 'com...
  Tokens: in=0 out=186 cache=53025
Result
  (toolu_01RDVtyMBGrhpdzTEPhTYgxo)
    Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
ASSISTANT
  Now let's test. First I need to create a test file that uses `block-run` style (the warehouse-comparison.sql uses `sql-run`). Let me make a simple test:
  Tokens: in=0 out=1 cache=53301
File History Snapshot (2025-12-06T08:05:22.053Z)
ASSISTANT
Tool: Write
  (toolu_01Wup8J38gBXSLrH4KfJYAeh)
    file_path: /home/rosy/public/examples/block-run-test.sql
    content: #!/home/rosy/bin/mariadb
    
    -- Block 1: Create a variable (using a temp table since SQL doesn't have variables across statements easily)
    CREATE TEMPORARY TABLE IF NOT EXISTS context (key_name VARCHAR(50...
  Tokens: in=0 out=499 cache=53301
Result
  (toolu_01Wup8J38gBXSLrH4KfJYAeh)
    File created successfully at: /home/rosy/public/examples/block-run-test.sql
ASSISTANT
Tool: Bash
  (toolu_01PyzWPvCmhyzv6VmCrbZdVm)
    command: chmod +x ~/public/examples/block-run-test.sql && ~/bin/block-run ~/public/examples/block-run-test.sql 2>&1
    description: Test block-run with SQL
  Tokens: in=0 out=111 cache=53529
Error
  (toolu_01PyzWPvCmhyzv6VmCrbZdVm)
    Exit code 1
    /home/rosy/bin/block-run.d/wrappers/mariadb: line 1: tmpdir: unbound variable
ASSISTANT
  Oops, the symlink is resolving but something's weird. Let me check:
  Tokens: in=0 out=5 cache=54062
ASSISTANT
Tool: Bash
  (toolu_015yKrVezHchmadK9TbY9KXA)
    command: file ~/bin/block-run.d/wrappers/mariadb && head -5 ~/bin/block-run.d/wrappers/sql
    description: Check symlink and script
  Tokens: in=0 out=128 cache=54062
Result
  (toolu_015yKrVezHchmadK9TbY9KXA)
    /home/rosy/bin/block-run.d/wrappers/mariadb: symbolic link to sql
    #!/usr/bin/env bash
    set -euo pipefail
    
    # SQL wrapper for block-run
    # Maintains a persistent mariadb/mysql coprocess and feeds blocks to it
ASSISTANT
  The issue is `set -euo pipefail` with the trap referencing `$tmpdir` before it's set. Let me fix:
  Tokens: in=0 out=1 cache=54230
ASSISTANT
Tool: Read
  (toolu_01BtccdjafybqnD7HjwDL4eb)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
  Tokens: in=0 out=103 cache=54230
Result
  (toolu_01BtccdjafybqnD7HjwDL4eb)
         1→#!/usr/bin/env bash
         2→set -euo pipefail
         3→
         4→# SQL wrapper for block-run
         5→# Maintains a persistent mariadb/mysql coprocess and feeds blocks to it
         6→
         7→BINARY=""
         8→BLOCKS=()
         9→
        10→# Colors
        11→CYAN=$'\e[36m'
        12→RESET=$'\e[0m'
        13→DIM=$'\e[2m'
        14→
        15→usage() {
        16→    cat <<EOF
        17→Usage: $(basename "$0") --binary <path> -- <block1> [block2] ...
        18→
        19→SQL wrapper for block-run. Executes SQL blocks sequentially,
        20→maintaining state between blocks via a persistent connection.
    ... (160 lines total)
ASSISTANT
  Hmm, the error says line 1 but that doesn't make sense. Let me trace more carefully:
  Tokens: in=0 out=2 cache=54437
ASSISTANT
Tool: Bash
  (toolu_01Q4YPLFQKpGJDvz2LvHpZj9)
    command: bash -x ~/bin/block-run ~/public/examples/block-run-test.sql 2>&1 | head -50
    description: Trace block-run execution
  Tokens: in=0 out=128 cache=54437
Result
  (toolu_01Q4YPLFQKpGJDvz2LvHpZj9)
    + set -euo pipefail
    +++ readlink -f /home/rosy/bin/block-run
    ++ dirname /home/rosy/bin/block-run
    + SCRIPT_DIR=/home/rosy/bin
    + WRAPPER_DIR=/home/rosy/bin/block-run.d/wrappers
    + CONFIG_FILE=/home/rosy/bin/block-run.d/config
    + main /home/rosy/public/examples/block-run-test.sql
    + local script=
    + local split_mode=blank_lines
    + [[ 1 -gt 0 ]]
    + case "$1" in
    + [[ -z '' ]]
    + script=/home/rosy/public/examples/block-run-test.sql
    + shift
    + [[ 0 -gt 0 ]]
    + [[ -n /home/rosy/public/examples/block-run-test.sql ]]
    + [[ -f /home/rosy/public/examples/block-run-test.sql ]]
    + local shebang
    ++ head -1 /home/rosy/public/examples/block-run-test.sql
    + shebang='#!/home/rosy/bin/mariadb'
    ... (50 lines total)
ASSISTANT
  That looks fine. Let me see the wrapper call:
  Tokens: in=0 out=1 cache=56469
ASSISTANT
Tool: Bash
  (toolu_01DYUbbF6HGNJKar4vUUhCKQ)
    command: bash -x ~/bin/block-run ~/public/examples/block-run-test.sql 2>&1 | tail -30
    description: Trace the end of block-run
  Tokens: in=0 out=117 cache=56469
Result
  (toolu_01DYUbbF6HGNJKar4vUUhCKQ)
    + IFS=
    + read -r -d '' block
    + blocks+=("$block")
    + IFS=
    + read -r -d '' block
    + [[ 3 -gt 0 ]]
    + exec /home/rosy/bin/block-run.d/wrappers/mariadb --binary /home/rosy/bin/mariadb -- '-- Block 1: Create a variable (using a temp table since SQL doesn'\''t have variables across statements easily)
    CREATE TEMPORARY TABLE IF NOT EXISTS context (key_name VARCHAR(50) PRIMARY KEY, val INT);
    INSERT INTO context VALUES ('\''top_deliveries'\'', 0) ON DUPLICATE KEY UPDATE val=val;
    SELECT '\''Created context table'\'' AS status;' '-- Block 2: Find the top warehouse and store it
    UPDATE context SET val = (
        SELECT SUM(total_shipments)
        FROM daily_delivery_metrics
        WHERE YEAR(report_date) = 2023
        GROUP BY warehouse_id
        ORDER BY SUM(total_shipments) DESC
        LIMIT 1
    ) WHERE key_name = '\''top_deliveries'\'';
    SELECT val AS top_deliveries FROM context WHERE key_name = '\''top_deliveries'\'';' '-- Block 3: Use that stored value to compare all warehouses
    SELECT
    ... (30 lines total)
ASSISTANT
  Interesting - "line 1: tmpdir: unbound variable" even though tmpdir isn't on line 1. Let me check if the symlink is being followed properly:
  Tokens: in=0 out=2 cache=57388
ASSISTANT
Tool: Bash
  (toolu_016DYy3xPszs3vUreL1W8539)
    command: cat ~/bin/block-run.d/wrappers/mariadb
    description: Check what mariadb symlink resolves to
  Tokens: in=0 out=133 cache=57388
Result
  (toolu_016DYy3xPszs3vUreL1W8539)
    #!/usr/bin/env bash
    set -euo pipefail
    
    # SQL wrapper for block-run
    # Maintains a persistent mariadb/mysql coprocess and feeds blocks to it
    
    BINARY=""
    BLOCKS=()
    
    # Colors
    CYAN=$'\e[36m'
    RESET=$'\e[0m'
    DIM=$'\e[2m'
    
    usage() {
        cat <<EOF
    Usage: $(basename "$0") --binary <path> -- <block1> [block2] ...
    
    SQL wrapper for block-run. Executes SQL blocks sequentially,
    maintaining state between blocks via a persistent connection.
    ... (154 lines total)
ASSISTANT
  The file looks fine. But wait - the trap references `$tmpdir` which could be evaluated early. Let me try running the sql wrapper directly:
  Tokens: in=0 out=2 cache=58205
ASSISTANT
Tool: Bash
  (toolu_018cLoEWPQEf2iuymsTcQhDN)
    command: ~/bin/block-run.d/wrappers/sql --binary /usr/bin/true -- 'SELECT 1' 2>&1
    description: Test sql wrapper directly
  Tokens: in=0 out=136 cache=58205
Error
  (toolu_018cLoEWPQEf2iuymsTcQhDN)
    Exit code 1
    /home/rosy/bin/block-run.d/wrappers/sql: line 1: tmpdir: unbound variable
ASSISTANT
  Weird! Line 1 error but `tmpdir` isn't on line 1. This is the trap being evaluated at a strange time. Let me check if there's something odd with the file:
  Tokens: in=0 out=2 cache=59508
ASSISTANT
Tool: Bash
  (toolu_01NKFcuptNMXMrWqEtTkfTfM)
    command: head -1 ~/bin/block-run.d/wrappers/sql | xxd | head -5
    description: Check for hidden chars
  Tokens: in=0 out=140 cache=59508
Result
  (toolu_01NKFcuptNMXMrWqEtTkfTfM)
    00000000: 2321 2f75 7372 2f62 696e 2f65 6e76 2062  #!/usr/bin/env b
    00000010: 6173 680a                                ash.
ASSISTANT
  Looks clean. Let me trace the wrapper itself:
  Tokens: in=0 out=2 cache=59888
ASSISTANT
Tool: Bash
  (toolu_01PfvB8tQ2k6wdEz8PqqGwSU)
    command: bash -x ~/bin/block-run.d/wrappers/sql --binary /usr/bin/true -- 'SELECT 1' 2>&1 | head -60
    description: Trace wrapper execution
  Tokens: in=0 out=124 cache=59888
Result
  (toolu_01PfvB8tQ2k6wdEz8PqqGwSU)
    + set -euo pipefail
    + BINARY=
    + BLOCKS=()
    + CYAN='[36m'
    + RESET='[0m'
    + DIM='[2m'
    + main --binary /usr/bin/true -- 'SELECT 1'
    + [[ 4 -gt 0 ]]
    + case "$1" in
    + BINARY=/usr/bin/true
    + shift 2
    + [[ 2 -gt 0 ]]
    + case "$1" in
    + shift
    + BLOCKS=("$@")
    + break
    + [[ -n /usr/bin/true ]]
    + [[ 1 -gt 0 ]]
    + local db_cmd
    + [[ -x /home/rosy/bin/mariadb ]]
    ... (38 lines total)
ASSISTANT
  Ah, I see it now! The trap is firing on exit, but by that point we're in a subshell or something weird. The problem is:
  
  1. `exec 3>"$in_fifo"` - opens fifo for writing 
  2. `exec 4<"$out_fifo"` - tries to open fifo for reading, but **blocks** because no one is reading the other end yet
  3. The mariadb background process started, but it's blocked on the input fifo
  4. Something fails, triggers exit, trap runs in a weird context
  
  This is a classic fifo deadlock. I need to open them in the right order. Let me fix:
  Tokens: in=0 out=2 cache=60095
ASSISTANT
Tool: Edit
  (toolu_012S8TCcc7yzmbzbFb73zpMy)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
    old_string:     # Start mariadb in background, reading from in_fifo, writing to out_fifo
        "$db_cmd" practice < "$in_fifo" > "$out_fifo" 2>&1 &
        local db_pid=$!
    
        # Open fifos
        exec 3>"$in_fifo"  # wri...
    new_string:     # Open fifos and start mariadb
        # Note: Order matters to avoid deadlock. We open write end first (blocks until reader),
        # start mariadb in background (opens read end), then open our read en...
  Tokens: in=0 out=564 cache=60095
Result
  (toolu_012S8TCcc7yzmbzbFb73zpMy)
    The file /home/rosy/bin/block-run.d/wrappers/sql has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
        92→    local in_fifo="$tmpdir/in"
        93→    local out_fifo="$tmpdir/out"
        94→    mkfifo "$in_fifo" "$out_fifo"
        95→
        96→    # Open fifos and start mariadb
        97→    # Note: Order matters to avoid deadlock. We open write end first (blocks until reader),
        98→    # start mariadb in background (opens read end), then open our read end.
        99→    exec 3>"$in_fifo" &
       100→    local open_pid=$!
       101→
       102→    # Start mariadb in background, reading from in_fifo, writing to out_fifo
       103→    "$db_cmd" practice < "$in_fifo" > "$out_fifo" 2>&1 &
       104→    local db_pid=$!
       105→
       106→    # Wait for our write fd to be ready, then open read fd
       107→    wait "$open_pid" 2>/dev/null || true
       108→    exec 3>"$in_fifo"  # reopen now that reader exists
       109→    exec 4<"$out_fifo" # read from db
       110→
    ... (23 lines total)
ASSISTANT
  Actually, that's getting complicated. Let me try a simpler approach - use a single process substitution or just avoid the fifo deadlock issue:
  Tokens: in=0 out=1 cache=60867
ASSISTANT
Tool: Edit
  (toolu_017pCLu5XWQ3pMXGdscjEeP2)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
    old_string:     # Open fifos and start mariadb
        # Note: Order matters to avoid deadlock. We open write end first (blocks until reader),
        # start mariadb in background (opens read end), then open our read en...
    new_string:     # Start mariadb in background with fifos
        # Opening fifos can deadlock, so we do it carefully:
        # 1. Start mariadb with redirects (it will block waiting for input fifo writer)
        # 2. Open ...
  Tokens: in=0 out=532 cache=60867
Result
  (toolu_017pCLu5XWQ3pMXGdscjEeP2)
    The file /home/rosy/bin/block-run.d/wrappers/sql has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
        92→    local in_fifo="$tmpdir/in"
        93→    local out_fifo="$tmpdir/out"
        94→    mkfifo "$in_fifo" "$out_fifo"
        95→
        96→    # Start mariadb in background with fifos
        97→    # Opening fifos can deadlock, so we do it carefully:
        98→    # 1. Start mariadb with redirects (it will block waiting for input fifo writer)
        99→    # 2. Open write end (unblocks mariadb's input)
       100→    # 3. Open read end (mariadb is now writing to output fifo)
       101→    "$db_cmd" practice < "$in_fifo" > "$out_fifo" 2>&1 &
       102→    local db_pid=$!
       103→
       104→    # Small delay to let mariadb open its end of the fifos
       105→    sleep 0.1
       106→
       107→    # Now open our ends
       108→    exec 3>"$in_fifo"  # write to db
       109→    exec 4<"$out_fifo" # read from db
       110→
    ... (23 lines total)
ASSISTANT
Tool: Bash
  (toolu_01YH1oCb4p2nFV54QJA9PBfV)
    command: ~/bin/block-run ~/public/examples/block-run-test.sql 2>&1 | head -40
    description: Test block-run again
  Tokens: in=0 out=99 cache=61826
Result
  (toolu_01YH1oCb4p2nFV54QJA9PBfV)
    /home/rosy/bin/block-run.d/wrappers/mariadb: line 1: tmpdir: unbound variable
ASSISTANT
  Still failing. The sleep isn't enough. The real issue is that bash is trying to open the write fifo (`exec 3>"$in_fifo"`) but the mariadb process isn't opening its read end yet. Let me think about this differently - use bash coproc:
  Tokens: in=0 out=2 cache=62937
ASSISTANT
Tool: Edit
  (toolu_01WSfCLTnEA9QFExnZEKmtJ3)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
    old_string:     # Start coprocess - persistent mariadb connection
        # Using a unique delimiter to detect end of output
        local delimiter="__BLOCK_END_$(date +%s%N)__"
    
        # Create fifos for communication
       ...
    new_string:     # Start coprocess - persistent mariadb connection
        # Using a unique delimiter to detect end of output
        local delimiter="__BLOCK_END_$(date +%s%N)__"
    
        # Use bash coproc for bidirectional ...
  Tokens: in=0 out=608 cache=62937
Result
  (toolu_01WSfCLTnEA9QFExnZEKmtJ3)
    The file /home/rosy/bin/block-run.d/wrappers/sql has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
        79→    else
        80→        die "no mariadb/mysql command found"
        81→    fi
        82→
        83→    # Start coprocess - persistent mariadb connection
        84→    # Using a unique delimiter to detect end of output
        85→    local delimiter="__BLOCK_END_$(date +%s%N)__"
        86→
        87→    # Use bash coproc for bidirectional communication
        88→    coproc DB { "$db_cmd" practice 2>&1; }
        89→
        90→    # DB_PID is set by coproc
        91→    # ${DB[0]} is stdout (read from db)
        92→    # ${DB[1]} is stdin (write to db)
        93→
        94→    # Process each block
        95→    local block_num=0
        96→    for block in "${BLOCKS[@]}"; do
ASSISTANT
  Now update the rest to use coproc file descriptors:
  Tokens: in=0 out=1 cache=63079
ASSISTANT
Tool: Edit
  (toolu_014SnFwwfrrkH457AGCJvMrQ)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
    old_string:         # Send block to mariadb, followed by delimiter query
            echo "$block" >&3
            echo "SELECT '$delimiter' AS '';" >&3
    
            # Read output until we see the delimiter
            local out...
    new_string:         # Send block to mariadb, followed by delimiter query
            echo "$block" >&"${DB[1]}"
            echo "SELECT '$delimiter' AS '';" >&"${DB[1]}"
    
            # Read output until we see the delimiter...
  Tokens: in=0 out=350 cache=63079
Result
  (toolu_014SnFwwfrrkH457AGCJvMrQ)
    The file /home/rosy/bin/block-run.d/wrappers/sql has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
       112→        echo "${CYAN}-- Block $block_num${RESET}"
       113→        echo "$block" | highlight_sql
       114→        separator
       115→
       116→        # Send block to mariadb, followed by delimiter query
       117→        echo "$block" >&"${DB[1]}"
       118→        echo "SELECT '$delimiter' AS '';" >&"${DB[1]}"
       119→
       120→        # Read output until we see the delimiter
       121→        local output=""
       122→        local line
       123→        while IFS= read -r line <&"${DB[0]}"; do
       124→            if [[ "$line" == "$delimiter" ]]; then
       125→                break
       126→            fi
       127→            output+="$line"$'\n'
       128→        done
       129→
       130→        # Print output (trim trailing newline)
    ... (22 lines total)
ASSISTANT
Tool: Edit
  (toolu_01LB6biQxBcXry1mgodGALtZ)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
    old_string:     # Clean up
        exec 3>&-
        exec 4<&-
        wait "$db_pid" 2>/dev/null || true
    new_string:     # Clean up
        exec {DB[1]}>&-  # close write end
        wait "$DB_PID" 2>/dev/null || true
  Tokens: in=0 out=178 cache=64155
Result
  (toolu_01LB6biQxBcXry1mgodGALtZ)
    The file /home/rosy/bin/block-run.d/wrappers/sql has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
       134→
       135→        echo
       136→    done
       137→
       138→    # Clean up
       139→    exec {DB[1]}>&-  # close write end
       140→    wait "$DB_PID" 2>/dev/null || true
       141→}
       142→
       143→main "$@"
       144→
ASSISTANT
Tool: Bash
  (toolu_0122LQzTNek2s6yMthP8nEND)
    command: ~/bin/block-run ~/public/examples/block-run-test.sql 2>&1 | head -60
    description: Test block-run with coproc
  Tokens: in=0 out=102 cache=64814
Result
  (toolu_0122LQzTNek2s6yMthP8nEND)
ASSISTANT
  No output... let me check what's happening:
  Tokens: in=0 out=1 cache=65324
ASSISTANT
Tool: Bash
  (toolu_01EjCPe2JkhPAVydPPna8XUY)
    command: timeout 5 ~/bin/block-run ~/public/examples/block-run-test.sql 2>&1 || echo "timed out or errored"
    description: Test with timeout
  Tokens: in=0 out=118 cache=65324
Result
  (toolu_01EjCPe2JkhPAVydPPna8XUY)
    timed out or errored
ASSISTANT
  Hanging. The coproc fds might not work that way with indirection. Let me check:
  Tokens: in=0 out=2 cache=65452
ASSISTANT
Tool: Bash
  (toolu_01YMz3ib3VV9QUeFhoqLmBT3)
    command: bash -c '
    coproc CAT { cat; }
    echo "hello" >&"${CAT[1]}"
    exec {CAT[1]}>&-
    read line <&"${CAT[0]}"
    echo "got: $line"
    '
    description: Test coproc fd syntax
  Tokens: in=0 out=158 cache=65452
Result
  (toolu_01YMz3ib3VV9QUeFhoqLmBT3)
    got: hello
ASSISTANT
  That works. The issue might be that mariadb needs the database specified differently with our wrapper. Let me check:
  Tokens: in=0 out=1 cache=65777
ASSISTANT
Tool: Bash
  (toolu_0169HmfnvjfVVesQQfKsrzze)
    command: cat ~/bin/mariadb
    description: Check mariadb wrapper
  Tokens: in=0 out=104 cache=65777
Result
  (toolu_0169HmfnvjfVVesQQfKsrzze)
    #!/bin/bash
    docker exec -i rosy-mariadb mariadb -u rosy -pfakan "$@"
ASSISTANT
  Ah, it's a docker exec. That complicates things - docker exec with `-i` needs special handling. Let me test:
  Tokens: in=0 out=3 cache=65950
ASSISTANT
Tool: Bash
  (toolu_01MxSTiaGJmsba8uqQNxzgX6)
    command: bash -c '
    coproc DB { ~/bin/mariadb practice 2>&1; }
    echo "SELECT 1 as test;" >&"${DB[1]}"
    echo "SELECT '\''__DONE__'\'' AS '\'''\'';" >&"${DB[1]}"
    while IFS= read -r line <&"${DB[0]}"; do
        echo "L...
    description: Test coproc with mariadb wrapper
  Tokens: in=0 out=249 cache=65950
Result
  (toolu_01MxSTiaGJmsba8uqQNxzgX6)
    Command running in background with ID: f3031d
ASSISTANT
Tool: BashOutput
  (toolu_01C7TWAq4R8abFW9zVwcuM8E)
    bash_id: f3031d
  Tokens: in=0 out=58 cache=66283
Result
  (toolu_01C7TWAq4R8abFW9zVwcuM8E)
    <status>running</status>
    
    <timestamp>2025-12-06T08:11:44.672Z</timestamp>
ASSISTANT
Tool: KillShell
  (toolu_01K5j7nsWZ72GY8G1GKiHjkr)
    shell_id: f3031d
  Tokens: in=0 out=59 cache=66555
Result
  (toolu_01K5j7nsWZ72GY8G1GKiHjkr)
    {"message":"Successfully killed shell: f3031d (bash -c '\ncoproc DB { ~/bin/mariadb practice 2>&1; }\necho \"SELECT 1 as test;\" >&\"${DB[1]}\"\necho \"SELECT '\\''__DONE__'\\'' AS '\\'''\\'';\" >&\"${DB[1]}\"\nwhile IFS= read -r line <&\"${DB[0]}\"; do\n    echo \"LINE: $line\"\n    [[ \"$line\" == \"__DONE__\" ]] && break\ndone\nexec {DB[1]}>&-\n' 2>&1 | timeout 3 cat || echo \"timeout\")","shell_id":"f3031d"}
ASSISTANT
  It's hanging. Docker exec might buffer things. Let me try a simpler approach - just use expect or unbuffer, or feed all SQL at once and read all output:
  Tokens: in=0 out=3 cache=66842
ASSISTANT
Tool: Edit
  (toolu_01497ZFSfJsXQxqcr6Q6ZZto)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
    old_string:     # Start coprocess - persistent mariadb connection
        # Using a unique delimiter to detect end of output
        local delimiter="__BLOCK_END_$(date +%s%N)__"
    
        # Use bash coproc for bidirectional ...
    new_string:     # Process each block
        # Since docker exec buffering makes coprocess tricky, we run each block
        # separately but build up SQL context by re-running previous blocks.
        # For efficiency, we b...
  Tokens: in=0 out=1211 cache=66842
Result
  (toolu_01497ZFSfJsXQxqcr6Q6ZZto)
    The file /home/rosy/bin/block-run.d/wrappers/sql has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
        79→    else
        80→        die "no mariadb/mysql command found"
        81→    fi
        82→
        83→    # Process each block
        84→    # Since docker exec buffering makes coprocess tricky, we run each block
        85→    # separately but build up SQL context by re-running previous blocks.
        86→    # For efficiency, we build a cumulative SQL file.
        87→    local tmpfile
        88→    tmpfile=$(mktemp)
        89→    trap 'rm -f "$tmpfile"' EXIT
        90→
        91→    local block_num=0
        92→    local cumulative_sql=""
        93→
        94→    for block in "${BLOCKS[@]}"; do
        95→        ((block_num++))
        96→
        97→        # Skip empty blocks or comment-only blocks
    ... (70 lines total)
ASSISTANT
Tool: Bash
  (toolu_01VPEsgdxfdCzsUELH2SJpXD)
    command: ~/bin/block-run ~/public/examples/block-run-test.sql 2>&1
    description: Test block-run with re-run approach
  Tokens: in=0 out=98 cache=67094
Error
  (toolu_01VPEsgdxfdCzsUELH2SJpXD)
    Exit code 1
    /home/rosy/bin/block-run.d/wrappers/mariadb: line 1: tmpfile: unbound variable
ASSISTANT
  Same issue! The trap is referencing the variable before it's set. The problem is `set -u` combined with EXIT trap. Let me initialize it first:
  Tokens: in=0 out=1 cache=69339
ASSISTANT
Tool: Edit
  (toolu_01AZ83Mu9FAg6JFH2ZM8Af2P)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
    old_string:     # Process each block
        # Since docker exec buffering makes coprocess tricky, we run each block
        # separately but build up SQL context by re-running previous blocks.
        # For efficiency, we b...
    new_string:     # Process each block
        # Since docker exec buffering makes coprocess tricky, we run each block
        # separately but build up SQL context by re-running previous blocks.
        # For efficiency, we b...
  Tokens: in=0 out=305 cache=69339
Result
  (toolu_01AZ83Mu9FAg6JFH2ZM8Af2P)
    The file /home/rosy/bin/block-run.d/wrappers/sql has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
        79→    else
        80→        die "no mariadb/mysql command found"
        81→    fi
        82→
        83→    # Process each block
        84→    # Since docker exec buffering makes coprocess tricky, we run each block
        85→    # separately but build up SQL context by re-running previous blocks.
        86→    # For efficiency, we build a cumulative SQL file.
        87→    local tmpfile=""
        88→    tmpfile=$(mktemp)
        89→    trap 'rm -f "$tmpfile"' EXIT
        90→
        91→    local block_num=0
        92→    local cumulative_sql=""
        93→
ASSISTANT
  Wait, that shouldn't help since the trap is set after. The issue is that the trap is being evaluated when bash parses/loads the script initially. Let me check if there's something weird going on:
  Tokens: in=0 out=1 cache=69494
ASSISTANT
Tool: Bash
  (toolu_01L6uLn45Y3mEiDFkFRqqGwb)
    command: bash -n ~/bin/block-run.d/wrappers/sql && echo "syntax ok"
    description: Check syntax
  Tokens: in=0 out=136 cache=69494
Result
  (toolu_01L6uLn45Y3mEiDFkFRqqGwb)
    syntax ok
ASSISTANT
Tool: Bash
  (toolu_01KL1Yw9YQWWhTsJrgJVQTyb)
    command: ~/bin/block-run.d/wrappers/sql --help 2>&1
    description: Test wrapper help
  Tokens: in=0 out=90 cache=70210
Result
  (toolu_01KL1Yw9YQWWhTsJrgJVQTyb)
    Usage: sql --binary <path> -- <block1> [block2] ...
    
    SQL wrapper for block-run. Executes SQL blocks sequentially,
    maintaining state between blocks via a persistent connection.
    
    This script is not meant to be called directly.
ASSISTANT
  That works! Let me trace where it fails:
  Tokens: in=0 out=1 cache=70360
ASSISTANT
Tool: Bash
  (toolu_01KQ6pZWUpXEnL8ZqZkD6pVh)
    command: ~/bin/block-run.d/wrappers/sql --binary /home/rosy/bin/mariadb -- 'SELECT 1' 2>&1
    description: Test wrapper directly
  Tokens: in=0 out=119 cache=70360
Error
  (toolu_01KQ6pZWUpXEnL8ZqZkD6pVh)
    Exit code 1
    /home/rosy/bin/block-run.d/wrappers/sql: line 1: tmpfile: unbound variable
ASSISTANT
Tool: Bash
  (toolu_01NsYwECyLLTCxsSFgGEzuAA)
    command: bash -x ~/bin/block-run.d/wrappers/sql --binary /home/rosy/bin/mariadb -- 'SELECT 1' 2>&1 | head -40
    description: Trace wrapper
  Tokens: in=0 out=116 cache=70706
Result
  (toolu_01NsYwECyLLTCxsSFgGEzuAA)
    + set -euo pipefail
    + BINARY=
    + BLOCKS=()
    + CYAN='[36m'
    + RESET='[0m'
    + DIM='[2m'
    + main --binary /home/rosy/bin/mariadb -- 'SELECT 1'
    + [[ 4 -gt 0 ]]
    + case "$1" in
    + BINARY=/home/rosy/bin/mariadb
    + shift 2
    + [[ 2 -gt 0 ]]
    + case "$1" in
    + shift
    + BLOCKS=("$@")
    + break
    + [[ -n /home/rosy/bin/mariadb ]]
    + [[ 1 -gt 0 ]]
    + local db_cmd
    + [[ -x /home/rosy/bin/mariadb ]]
    ... (30 lines total)
ASSISTANT
  Very strange - it fails after `(( block_num++ ))` but says "line 1". The `tmpfile` var is set! The error message "line 1" is suspicious - maybe it's from a subshell or something. Let me check if `stripped` assignment is failing:
  Tokens: in=0 out=1 cache=70880
ASSISTANT
Tool: Bash
  (toolu_015xdUTq6u3o3CW5YpDTMmzd)
    command: bash -x ~/bin/block-run.d/wrappers/sql --binary /home/rosy/bin/mariadb -- 'SELECT 1' 2>&1 | grep -A5 "block_num++"
    description: Check what happens after block_num++
  Tokens: in=0 out=194 cache=70880
Result
  (toolu_015xdUTq6u3o3CW5YpDTMmzd)
    + (( block_num++ ))
    /home/rosy/bin/block-run.d/wrappers/sql: line 1: tmpfile: unbound variable
ASSISTANT
  The trap is firing because `(( block_num++ ))` when `block_num=0` returns exit code 1! In bash, `(( 0 ))` is falsy. With `set -e`, this causes exit, which triggers the trap.
  Tokens: in=0 out=2 cache=71526
ASSISTANT
Tool: Edit
  (toolu_01S6PtWoFvTRb2v5vcSKmZxE)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
    old_string:     for block in "${BLOCKS[@]}"; do
            ((block_num++))
    new_string:     for block in "${BLOCKS[@]}"; do
            ((++block_num))
  Tokens: in=0 out=203 cache=71526
Result
  (toolu_01S6PtWoFvTRb2v5vcSKmZxE)
    The file /home/rosy/bin/block-run.d/wrappers/sql has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
        90→
        91→    local block_num=0
        92→    local cumulative_sql=""
        93→
        94→    for block in "${BLOCKS[@]}"; do
        95→        ((++block_num))
        96→
        97→        # Skip empty blocks or comment-only blocks
        98→        local stripped
        99→        stripped=$(echo "$block" | grep -v '^[[:space:]]*--' | grep -v '^[[:space:]]*$' || true)
ASSISTANT
Tool: Bash
  (toolu_01YQhxdfvJnrevtEtbMsmkNg)
    command: ~/bin/block-run ~/public/examples/block-run-test.sql 2>&1
    description: Test block-run again
  Tokens: in=0 out=94 cache=71771
Error
  (toolu_01YQhxdfvJnrevtEtbMsmkNg)
    Exit code 1
    [36m-- Block 1[0m
    [38;5;66;03m-- Block 1: Create a variable (using a temp table since SQL doesn't have variables across statements easily)[39;00m
    [38;5;28;01mCREATE[39;00m[38;5;250m [39m[38;5;28;01mTEMPORARY[39;00m[38;5;250m [39m[38;5;28;01mTABLE[39;00m[38;5;250m [39m[38;5;28;01mIF[39;00m[38;5;250m [39m[38;5;28;01mNOT[39;00m[38;5;250m [39m[38;5;28;01mEXISTS[39;00m[38;5;250m [39mcontext[38;5;250m [39m(key_name[38;5;250m [39m[38;5;28mVARCHAR[39m([38;5;241m50[39m)[38;5;250m [39m[38;5;28;01mPRIMARY[39;00m[38;5;250m [39m[38;5;28;01mKEY[39;00m,[38;5;250m [39mval[38;5;250m [39m[38;5;28mINT[39m);
    [38;5;28;01mINSERT[39;00m[38;5;250m [39m[38;5;28;01mINTO[39;00m[38;5;250m [39mcontext[38;5;250m [39m[38;5;28;01mVALUES[39;00m[38;5;250m [39m([38;5;124m'top_deliveries'[39m,[38;5;250m [39m[38;5;241m0[39m)[38;5;250m [39m[38;5;28;01mON[39;00m[38;5;250m [39mDUPLICATE[38;5;250m [39m[38;5;28;01mKEY[39;00m[38;5;250m [39m[38;5;28;01mUPDATE[39;00m[38;5;250m [39mval[38;5;241m=[39mval;
    [38;5;28;01mSELECT[39;00m[38;5;250m [39m[38;5;124m'Created context table'[39m[38;5;250m [39m[38;5;28;01mAS[39;00m[38;5;250m [39mstatus;
    [2m─────────────────────────────────────────[0m
    status
    Created context table
    
    [36m-- Block 2[0m
    [38;5;66;03m-- Block 2: Find the top warehouse and store it[39;00m
    [38;5;28;01mUPDATE[39;00m[38;5;250m [39mcontext[38;5;250m [39m[38;5;28;01mSET[39;00m[38;5;250m [39mval[38;5;250m [39m[38;5;241m=[39m[38;5;250m [39m(
    [38;5;250m    [39m[38;5;28;01mSELECT[39;00m[38;5;250m [39m[38;5;28;01mSUM[39;00m(total_shipments)
    [38;5;250m    [39m[38;5;28;01mFROM[39;00m[38;5;250m [39mdaily_delivery_metrics
    [38;5;250m    [39m[38;5;28;01mWHERE[39;00m[38;5;250m [39m[38;5;28;01mYEAR[39;00m(report_date)[38;5;250m [39m[38;5;241m=[39m[38;5;250m [39m[38;5;241m2023[39m
    [38;5;250m    [39m[38;5;28;01mGROUP[39;00m[38;5;250m [39m[38;5;28;01mBY[39;00m[38;5;250m [39mwarehouse_id
    [38;5;250m    [39m[38;5;28;01mORDER[39;00m[38;5;250m [39m[38;5;28;01mBY[39;00m[38;5;250m [39m[38;5;28;01mSUM[39;00m(total_shipments)[38;5;250m [39m[38;5;28;01mDESC[39;00m
    [38;5;250m    [39m[38;5;28;01mLIMIT[39;00m[38;5;250m [39m[38;5;241m1[39m
    )[38;5;250m [39m[38;5;28;01mWHERE[39;00m[38;5;250m [39mkey_name[38;5;250m [39m[38;5;241m=[39m[38;5;250m [39m[38;5;124m'top_deliveries'[39m;
    ... (51 lines total)
ASSISTANT
  It's working! The output is all there. The error at the end is from the trap on exit - but the trap variable is in a local scope. Let me fix that:
  Tokens: in=0 out=1 cache=72340
ASSISTANT
Tool: Edit
  (toolu_01BF1WiivX8ce25FjdsMkyBM)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
    old_string: BINARY=""
    BLOCKS=()
    
    # Colors
    new_string: BINARY=""
    BLOCKS=()
    TMPFILE=""  # For cleanup trap
    
    # Colors
  Tokens: in=0 out=177 cache=72340
Result
  (toolu_01BF1WiivX8ce25FjdsMkyBM)
    The file /home/rosy/bin/block-run.d/wrappers/sql has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
         3→
         4→# SQL wrapper for block-run
         5→# Maintains a persistent mariadb/mysql coprocess and feeds blocks to it
         6→
         7→BINARY=""
         8→BLOCKS=()
         9→TMPFILE=""  # For cleanup trap
        10→
        11→# Colors
        12→CYAN=$'\e[36m'
        13→RESET=$'\e[0m'
        14→DIM=$'\e[2m'
        15→
ASSISTANT
Tool: Edit
  (toolu_0119VrdSc4t9GV8ZFZPrrBjj)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
    old_string:     # Process each block
        # Since docker exec buffering makes coprocess tricky, we run each block
        # separately but build up SQL context by re-running previous blocks.
        # For efficiency, we b...
    new_string:     # Process each block
        # Since docker exec buffering makes coprocess tricky, we run each block
        # separately but build up SQL context by re-running previous blocks.
        # For efficiency, we b...
  Tokens: in=0 out=267 cache=75450
Result
  (toolu_0119VrdSc4t9GV8ZFZPrrBjj)
    The file /home/rosy/bin/block-run.d/wrappers/sql has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
        80→    else
        81→        die "no mariadb/mysql command found"
        82→    fi
        83→
        84→    # Process each block
        85→    # Since docker exec buffering makes coprocess tricky, we run each block
        86→    # separately but build up SQL context by re-running previous blocks.
        87→    # For efficiency, we build a cumulative SQL file.
        88→    TMPFILE=$(mktemp)
        89→    trap 'rm -f "$TMPFILE"' EXIT
        90→
        91→    local block_num=0
        92→    local cumulative_sql=""
        93→
ASSISTANT
Tool: Edit
  (toolu_01QBaUrTcUMmCYC1dg8N3afW)
    file_path: /home/rosy/bin/block-run.d/wrappers/sql
    old_string:         {
                echo "$cumulative_sql"
                echo "SELECT '$marker' AS '';"
                echo "$block"
            } > "$tmpfile"
    
            # Run and extract only output after marker
            loc...
    new_string:         {
                echo "$cumulative_sql"
                echo "SELECT '$marker' AS '';"
                echo "$block"
            } > "$TMPFILE"
    
            # Run and extract only output after marker
            loc...
  Tokens: in=0 out=263 cache=75993
Result
  (toolu_01QBaUrTcUMmCYC1dg8N3afW)
    The file /home/rosy/bin/block-run.d/wrappers/sql has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
       118→        # Simple approach: run current block with all previous context
       119→        # We add previous blocks, then a marker, then current block
       120→        local marker="__MARKER_${block_num}__"
       121→
       122→        {
       123→            echo "$cumulative_sql"
       124→            echo "SELECT '$marker' AS '';"
       125→            echo "$block"
       126→        } > "$TMPFILE"
       127→
       128→        # Run and extract only output after marker
       129→        local full_output
       130→        full_output=$("$db_cmd" practice < "$TMPFILE" 2>&1) || true
       131→
       132→        # Extract output after the marker line
       133→        local output
       134→        output=$(echo "$full_output" | sed -n "/${marker}/,\$p" | tail -n +2)
ASSISTANT
Tool: Bash
  (toolu_01NYKMjaka6Tp4iWoV1LLdZR)
    command: ~/bin/block-run ~/public/examples/block-run-test.sql 2>&1
    description: Test block-run final
  Tokens: in=0 out=94 cache=76475
Result
  (toolu_01NYKMjaka6Tp4iWoV1LLdZR)
    [36m-- Block 1[0m
    [38;5;66;03m-- Block 1: Create a variable (using a temp table since SQL doesn't have variables across statements easily)[39;00m
    [38;5;28;01mCREATE[39;00m[38;5;250m [39m[38;5;28;01mTEMPORARY[39;00m[38;5;250m [39m[38;5;28;01mTABLE[39;00m[38;5;250m [39m[38;5;28;01mIF[39;00m[38;5;250m [39m[38;5;28;01mNOT[39;00m[38;5;250m [39m[38;5;28;01mEXISTS[39;00m[38;5;250m [39mcontext[38;5;250m [39m(key_name[38;5;250m [39m[38;5;28mVARCHAR[39m([38;5;241m50[39m)[38;5;250m [39m[38;5;28;01mPRIMARY[39;00m[38;5;250m [39m[38;5;28;01mKEY[39;00m,[38;5;250m [39mval[38;5;250m [39m[38;5;28mINT[39m);
    [38;5;28;01mINSERT[39;00m[38;5;250m [39m[38;5;28;01mINTO[39;00m[38;5;250m [39mcontext[38;5;250m [39m[38;5;28;01mVALUES[39;00m[38;5;250m [39m([38;5;124m'top_deliveries'[39m,[38;5;250m [39m[38;5;241m0[39m)[38;5;250m [39m[38;5;28;01mON[39;00m[38;5;250m [39mDUPLICATE[38;5;250m [39m[38;5;28;01mKEY[39;00m[38;5;250m [39m[38;5;28;01mUPDATE[39;00m[38;5;250m [39mval[38;5;241m=[39mval;
    [38;5;28;01mSELECT[39;00m[38;5;250m [39m[38;5;124m'Created context table'[39m[38;5;250m [39m[38;5;28;01mAS[39;00m[38;5;250m [39mstatus;
    [2m─────────────────────────────────────────[0m
    status
    Created context table
    
    [36m-- Block 2[0m
    [38;5;66;03m-- Block 2: Find the top warehouse and store it[39;00m
    [38;5;28;01mUPDATE[39;00m[38;5;250m [39mcontext[38;5;250m [39m[38;5;28;01mSET[39;00m[38;5;250m [39mval[38;5;250m [39m[38;5;241m=[39m[38;5;250m [39m(
    [38;5;250m    [39m[38;5;28;01mSELECT[39;00m[38;5;250m [39m[38;5;28;01mSUM[39;00m(total_shipments)
    [38;5;250m    [39m[38;5;28;01mFROM[39;00m[38;5;250m [39mdaily_delivery_metrics
    [38;5;250m    [39m[38;5;28;01mWHERE[39;00m[38;5;250m [39m[38;5;28;01mYEAR[39;00m(report_date)[38;5;250m [39m[38;5;241m=[39m[38;5;250m [39m[38;5;241m2023[39m
    [38;5;250m    [39m[38;5;28;01mGROUP[39;00m[38;5;250m [39m[38;5;28;01mBY[39;00m[38;5;250m [39mwarehouse_id
    [38;5;250m    [39m[38;5;28;01mORDER[39;00m[38;5;250m [39m[38;5;28;01mBY[39;00m[38;5;250m [39m[38;5;28;01mSUM[39;00m(total_shipments)[38;5;250m [39m[38;5;28;01mDESC[39;00m
    [38;5;250m    [39m[38;5;28;01mLIMIT[39;00m[38;5;250m [39m[38;5;241m1[39m
    )[38;5;250m [39m[38;5;28;01mWHERE[39;00m[38;5;250m [39mkey_name[38;5;250m [39m[38;5;241m=[39m[38;5;250m [39m[38;5;124m'top_deliveries'[39m;
    [38;5;28;01mSELECT[39;00m[38;5;250m [39mval[38;5;250m [39m[38;5;28;01mAS[39;00m[38;5;250m [39mtop_deliveries[38;5;250m [39m[38;5;28;01mFROM[39;00m[38;5;250m [39mcontext[38;5;250m [39m[38;5;28;01mWHERE[39;00m[38;5;250m [39mkey_name[38;5;250m [39m[38;5;241m=[39m[38;5;250m [39m[38;5;124m'top_deliveries'[39m;
    ... (48 lines total)
ASSISTANT
  It works! Each block shows:
  1. Syntax-highlighted SQL
  2. Separator
  3. Output from that block
  
  And block 3 successfully uses the temp table created in block 1 and populated in block 2.
  Tokens: in=0 out=1 cache=77014
ASSISTANT
Tool: TodoWrite
  (toolu_01FXbyN37M7SZkaJKzGAMndD)
    todos: [{'content': 'Create ~/bin/block-run (top-level dispatcher)', 'status': 'completed', 'activeForm': 'Creating block-run dispatcher'}, {'content': 'Create ~/bin/block-run.d/wrappers/sql', 'status': 'com...
  Tokens: in=0 out=236 cache=77014
Result
  (toolu_01FXbyN37M7SZkaJKzGAMndD)
    Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
ASSISTANT
  Done! `block-run` is working. Here's what we built:
  
  ```
  ~/bin/block-run                    # Parses shebang, splits blocks, dispatches
  ~/bin/block-run.d/wrappers/
      sql                            # SQL wrapper (re-runs cumulative context)
      mariadb -> sql                 # symlink
      mysql -> sql                   # symlink
  ```
  
  **How it works**:
  - Reads shebang to find interpreter
  - Splits file on blank lines into blocks
  - Finds matching wrapper in `block-run.d/wrappers/`
  - Wrapper handles execution with context preservation
  
  For SQL, since we can't easily maintain a persistent connection through docker, it re-runs all previous blocks before each new one — but uses a marker to only show output from the current block. Temp tables persist across blocks within each run.
  
  Want me to show it in a pane with `--page`, or add any other wrappers?
  Tokens: in=0 out=226 cache=80266
File History Snapshot (2025-12-06T14:05:18.501Z)
USER
  yeah! i wasn't looking lol, try again?
ASSISTANT
Tool: Bash
  (toolu_01McsQCanKBnZyWcBLVuumra)
    command: claude-pane --position below --kill 2>/dev/null; claude-pane --position below --page --command '~/bin/block-run ~/public/examples/block-run-test.sql'
    description: Show block-run in pane
  Tokens: in=2 out=121 cache=14929
Result
  (toolu_01McsQCanKBnZyWcBLVuumra)
    killed pane %23 at position 'below'
    opened pane %24 at position 'below'
ASSISTANT
  There you go! Should be showing the 3 blocks with syntax highlighting and output after each. Arrow keys to scroll, `q` to close.
  Tokens: in=0 out=34 cache=80795
File History Snapshot (2025-12-06T14:06:00.123Z)
USER
  that is so sexy!!! did you write any other wrappers? or just sql?
ASSISTANT
  Just SQL so far! That was the proof of concept.
  
  Want me to add more? The obvious candidates:
  
  - **bash** — each block runs in the same shell (would need actual coprocess, or re-source previous blocks)
  - **python3** — similar to bash, accumulate and re-run
  - **node** — same pattern
  
  Bash would be the trickiest since shell state (variables, cd, etc.) is hard to replay cleanly. Python and Node would be straightforward since they're more predictable.
  
  Which would be most useful to you?
  Tokens: in=2 out=127 cache=80956
File History Snapshot (2025-12-06T14:06:21.365Z)
USER
  yup,that would be perfect :)
ASSISTANT
Tool: TodoWrite
  (toolu_01BsJXF7npqvx7Hztoxwwc5U)
    todos: [{'content': 'Create python3 wrapper for block-run', 'status': 'in_progress', 'activeForm': 'Creating python3 wrapper'}, {'content': 'Create bash wrapper for block-run', 'status': 'pending', 'activeFo...
  Tokens: in=2 out=169 cache=81010
Result
  (toolu_01BsJXF7npqvx7Hztoxwwc5U)
    Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
File History Snapshot (2025-12-06T14:06:21.365Z)
ASSISTANT
Tool: Write
  (toolu_012m39qo8MczQqwrvbG6MTQV)
    file_path: /home/rosy/bin/block-run.d/wrappers/python3
    content: #!/usr/bin/env bash
    set -euo pipefail
    
    # Python wrapper for block-run
    # Accumulates blocks and re-runs to maintain context
    
    BINARY=""
    BLOCKS=()
    TMPFILE=""  # For cleanup trap
    
    # Colors
    CYAN=$'\e[36m'
    ...
  Tokens: in=0 out=1135 cache=81149
Result
  (toolu_012m39qo8MczQqwrvbG6MTQV)
    File created successfully at: /home/rosy/bin/block-run.d/wrappers/python3
ASSISTANT
Tool: Bash
  (toolu_01BvC56HaqaGSw2zsdshQhui)
    command: chmod +x ~/bin/block-run.d/wrappers/python3 && cd ~/bin/block-run.d/wrappers && ln -sf python3 python
    description: Make executable and create symlink
  Tokens: in=0 out=114 cache=81363
Result
  (toolu_01BvC56HaqaGSw2zsdshQhui)
ASSISTANT
Tool: TodoWrite
  (toolu_019UNAzkX2yxwgomBJkJCWuD)
    todos: [{'content': 'Create python3 wrapper for block-run', 'status': 'completed', 'activeForm': 'Creating python3 wrapper'}, {'content': 'Create bash wrapper for block-run', 'status': 'in_progress', 'active...
  Tokens: in=0 out=169 cache=82535
Result
  (toolu_019UNAzkX2yxwgomBJkJCWuD)
    Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
File History Snapshot (2025-12-06T14:06:21.365Z)
ASSISTANT
Tool: Write
  (toolu_01565PyuKbNiwTDLwthh3PNc)
    file_path: /home/rosy/bin/block-run.d/wrappers/bash
    content: #!/usr/bin/env bash
    set -euo pipefail
    
    # Bash wrapper for block-run
    # Accumulates blocks and re-runs to maintain context
    # Note: This replays all previous blocks, so side effects (file writes, etc.) w...
  Tokens: in=0 out=1125 cache=82675
Result
  (toolu_01565PyuKbNiwTDLwthh3PNc)
    File created successfully at: /home/rosy/bin/block-run.d/wrappers/bash
ASSISTANT
Tool: Bash
  (toolu_01LjhQtVybEM4VDCUh4RdoH1)
    command: chmod +x ~/bin/block-run.d/wrappers/bash && cd ~/bin/block-run.d/wrappers && ln -sf bash sh
    description: Make executable and create symlink
  Tokens: in=0 out=110 cache=82886
Result
  (toolu_01LjhQtVybEM4VDCUh4RdoH1)
ASSISTANT
Tool: TodoWrite
  (toolu_01T3TbnMLz1QZXeNijHJMZsE)
    todos: [{'content': 'Create python3 wrapper for block-run', 'status': 'completed', 'activeForm': 'Creating python3 wrapper'}, {'content': 'Create bash wrapper for block-run', 'status': 'completed', 'activeFo...
  Tokens: in=0 out=169 cache=84047
Result
  (toolu_01T3TbnMLz1QZXeNijHJMZsE)
    Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
File History Snapshot (2025-12-06T14:06:21.365Z)
ASSISTANT
Tool: Write
  (toolu_01XRpMayn2dzCfXkdwJvSdLA)
    file_path: /home/rosy/bin/block-run.d/wrappers/node
    content: #!/usr/bin/env bash
    set -euo pipefail
    
    # Node.js wrapper for block-run
    # Accumulates blocks and re-runs to maintain context
    
    BINARY=""
    BLOCKS=()
    TMPFILE=""  # For cleanup trap
    
    # Colors
    CYAN=$'\e[36m'...
  Tokens: in=0 out=1112 cache=84183
Result
  (toolu_01XRpMayn2dzCfXkdwJvSdLA)
    File created successfully at: /home/rosy/bin/block-run.d/wrappers/node
ASSISTANT
Tool: Bash
  (toolu_01C2mpMnVdfV6WnFMsf5zAGE)
    command: chmod +x ~/bin/block-run.d/wrappers/node && cd ~/bin/block-run.d/wrappers && ln -sf node nodejs
    description: Make executable and create symlink
  Tokens: in=0 out=110 cache=84394
Result
  (toolu_01C2mpMnVdfV6WnFMsf5zAGE)
ASSISTANT
Tool: TodoWrite
  (toolu_01Jw2vZHS8rN23rjCxe1PSeL)
    todos: [{'content': 'Create python3 wrapper for block-run', 'status': 'completed', 'activeForm': 'Creating python3 wrapper'}, {'content': 'Create bash wrapper for block-run', 'status': 'completed', 'activeFo...
  Tokens: in=0 out=169 cache=85542
Result
  (toolu_01Jw2vZHS8rN23rjCxe1PSeL)
    Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
ASSISTANT
  Now let me create test files and run them:
  Tokens: in=0 out=1 cache=85678
File History Snapshot (2025-12-06T14:06:21.365Z)
ASSISTANT
Tool: Write
  (toolu_0185jV1RS43AicXySUJmHsCd)
    file_path: /home/rosy/public/examples/block-run-test.py
    content: #!/usr/bin/env python3
    
    # Block 1: Define a variable
    x = 10
    print(f"x is {x}")
    
    # Block 2: Use that variable
    y = x * 2
    print(f"y = x * 2 = {y}")
    
    # Block 3: Use both
    total = x + y
    print(f"total = {x} ...
  Tokens: in=0 out=193 cache=85678
Result
  (toolu_0185jV1RS43AicXySUJmHsCd)
    File created successfully at: /home/rosy/public/examples/block-run-test.py
File History Snapshot (2025-12-06T14:06:21.365Z)
ASSISTANT
Tool: Write
  (toolu_01T5h5qtUQTFtrZVZ1zD3Fxu)
    file_path: /home/rosy/public/examples/block-run-test.sh
    content: #!/usr/bin/env bash
    
    # Block 1: Set a variable
    NAME="Rosy"
    echo "Hello, $NAME!"
    
    # Block 2: Use that variable
    GREETING="Welcome to block-run, $NAME"
    echo "$GREETING"
    
    # Block 3: Do some math
    COUNT=5
    e...
  Tokens: in=0 out=190 cache=85889
Result
  (toolu_01T5h5qtUQTFtrZVZ1zD3Fxu)
    File created successfully at: /home/rosy/public/examples/block-run-test.sh
File History Snapshot (2025-12-06T14:06:21.365Z)
ASSISTANT
Tool: Write
  (toolu_016pGGNogM2eGh2Y8BtZQm55)
    file_path: /home/rosy/public/examples/block-run-test.js
    content: #!/usr/bin/env node
    
    // Block 1: Define some data
    const users = ['Alice', 'Bob', 'Charlie'];
    console.log('Users:', users);
    
    // Block 2: Use that data
    const greeting = users.map(u => `Hello, ${u}!`);
    c...
  Tokens: in=0 out=228 cache=86116
Result
  (toolu_016pGGNogM2eGh2Y8BtZQm55)
    File created successfully at: /home/rosy/public/examples/block-run-test.js
ASSISTANT
Tool: Bash
  (toolu_01QBUELNJP9nTxrm7HvoQBoC)
    command: chmod +x ~/public/examples/block-run-test.{py,sh,js}
    description: Make test files executable
  Tokens: in=0 out=91 cache=86340
Result
  (toolu_01QBUELNJP9nTxrm7HvoQBoC)
ASSISTANT
Tool: Bash
  (toolu_017xNMNjT1zYQEr9LiR96xR4)
    command: echo "=== PYTHON ===" && ~/bin/block-run ~/public/examples/block-run-test.py 2>&1
    description: Test Python wrapper
  Tokens: in=0 out=101 cache=86602
Result
  (toolu_017xNMNjT1zYQEr9LiR96xR4)
    === PYTHON ===
    [36m# Block 1[0m
    [38;5;66;03m# Block 1: Define a variable[39;00m
    x [38;5;241m=[39m [38;5;241m10[39m
    [38;5;28mprint[39m([38;5;124mf[39m[38;5;124m"[39m[38;5;124mx is [39m[38;5;132;01m{[39;00mx[38;5;132;01m}[39;00m[38;5;124m"[39m)
    [2m─────────────────────────────────────────[0m
    x is 10
    
    [36m# Block 2[0m
    [38;5;66;03m# Block 2: Use that variable[39;00m
    y [38;5;241m=[39m x [38;5;241m*[39m [38;5;241m2[39m
    [38;5;28mprint[39m([38;5;124mf[39m[38;5;124m"[39m[38;5;124my = x * 2 = [39m[38;5;132;01m{[39;00my[38;5;132;01m}[39;00m[38;5;124m"[39m)
    [2m─────────────────────────────────────────[0m
    y = x * 2 = 20
    
    [36m# Block 3[0m
    [38;5;66;03m# Block 3: Use both[39;00m
    total [38;5;241m=[39m x [38;5;241m+[39m y
    [38;5;28mprint[39m([38;5;124mf[39m[38;5;124m"[39m[38;5;124mtotal = [39m[38;5;132;01m{[39;00mx[38;5;132;01m}[39;00m[38;5;124m + [39m[38;5;132;01m{[39;00my[38;5;132;01m}[39;00m[38;5;124m = [39m[38;5;132;01m{[39;00mtotal[38;5;132;01m}[39;00m[38;5;124m"[39m)
    [2m─────────────────────────────────────────[0m
    ... (21 lines total)
ASSISTANT
Tool: Bash
  (toolu_011hXLq94wFBvu74pfmJwps4)
    command: echo "=== BASH ===" && ~/bin/block-run ~/public/examples/block-run-test.sh 2>&1
    description: Test Bash wrapper
  Tokens: in=0 out=102 cache=86719
Result
  (toolu_011hXLq94wFBvu74pfmJwps4)
    === BASH ===
    [36m# Block 1[0m
    [38;5;66;03m# Block 1: Set a variable[39;00m
    [38;5;18mNAME[39m[38;5;241m=[39m[38;5;124m"Rosy"[39m
    [38;5;28mecho[39m[38;5;250m [39m[38;5;124m"[39m[38;5;124mHello, [39m[38;5;18m$NAME[39m[38;5;124m![39m[38;5;124m"[39m
    [2m─────────────────────────────────────────[0m
    Hello, Rosy!
    
    [36m# Block 2[0m
    [38;5;66;03m# Block 2: Use that variable[39;00m
    [38;5;18mGREETING[39m[38;5;241m=[39m[38;5;124m"[39m[38;5;124mWelcome to block-run, [39m[38;5;18m$NAME[39m[38;5;124m"[39m
    [38;5;28mecho[39m[38;5;250m [39m[38;5;124m"[39m[38;5;18m$GREETING[39m[38;5;124m"[39m
    [2m─────────────────────────────────────────[0m
    Welcome to block-run, Rosy
    
    [36m# Block 3[0m
    [38;5;66;03m# Block 3: Do some math[39;00m
    [38;5;18mCOUNT[39m[38;5;241m=[39m[38;5;241m5[39m
    [38;5;28mecho[39m[38;5;250m [39m[38;5;124m"[39m[38;5;124mCounting to [39m[38;5;18m$COUNT[39m[38;5;124m:[39m[38;5;124m"[39m
    [38;5;28;01mfor[39;00m[38;5;250m [39mi[38;5;250m [39m[38;5;28;01min[39;00m[38;5;250m [39m[38;5;28;01m$([39;00mseq[38;5;250m [39m[38;5;241m1[39m[38;5;250m [39m[38;5;18m$COUNT[39m[38;5;28;01m)[39;00m;[38;5;250m [39m[38;5;28;01mdo[39;00m
    ... (29 lines total)
ASSISTANT
Tool: Bash
  (toolu_01QZaE4KixpwJnRQ3AmpXdiv)
    command: echo "=== NODE ===" && ~/bin/block-run ~/public/examples/block-run-test.js 2>&1
    description: Test Node wrapper
  Tokens: in=0 out=100 cache=87625
Result
  (toolu_01QZaE4KixpwJnRQ3AmpXdiv)
    === NODE ===
    [36m// Block 1[0m
    [38;5;66;03m// Block 1: Define some data[39;00m
    [38;5;28;01mconst[39;00m[38;5;250m [39musers[38;5;250m [39m[38;5;241m=[39m[38;5;250m [39m[[38;5;124m'Alice'[39m,[38;5;250m [39m[38;5;124m'Bob'[39m,[38;5;250m [39m[38;5;124m'Charlie'[39m];
    console.log([38;5;124m'Users:'[39m,[38;5;250m [39musers);
    [2m─────────────────────────────────────────[0m
    Users: [ 'Alice', 'Bob', 'Charlie' ]
    
    [36m// Block 2[0m
    [38;5;66;03m// Block 2: Use that data[39;00m
    [38;5;28;01mconst[39;00m[38;5;250m [39mgreeting[38;5;250m [39m[38;5;241m=[39m[38;5;250m [39musers.map(u[38;5;250m [39m=>[38;5;250m [39m[38;5;124m`[39m[38;5;124mHello, [39m[38;5;132;01m${[39;00mu[38;5;132;01m}[39;00m[38;5;124m![39m[38;5;124m`[39m);
    console.log([38;5;124m'Greetings:'[39m,[38;5;250m [39mgreeting);
    [2m─────────────────────────────────────────[0m
    Greetings: [ 'Hello, Alice!', 'Hello, Bob!', 'Hello, Charlie!' ]
    
    [36m// Block 3[0m
    [38;5;66;03m// Block 3: More processing[39;00m
    [38;5;28;01mconst[39;00m[38;5;250m [39msummary[38;5;250m [39m[38;5;241m=[39m[38;5;250m [39m{
    [38;5;250m    [39mcount[38;5;241m:[39m[38;5;250m [39musers.length,
    [38;5;250m    [39mfirst[38;5;241m:[39m[38;5;250m [39musers[[38;5;241m0[39m],
    ... (29 lines total)
ASSISTANT
  All three work!
  Tokens: in=0 out=1 cache=88563
ASSISTANT
Tool: TodoWrite
  (toolu_01GZqSgQiapWvChPaCfas1Sp)
    todos: [{'content': 'Create python3 wrapper for block-run', 'status': 'completed', 'activeForm': 'Creating python3 wrapper'}, {'content': 'Create bash wrapper for block-run', 'status': 'completed', 'activeFo...
  Tokens: in=0 out=172 cache=88563
Result
  (toolu_01GZqSgQiapWvChPaCfas1Sp)
    Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
ASSISTANT
Tool: Bash
  (toolu_017Eobsh2paCY6wUVkkitT1x)
    command: ls -la ~/bin/block-run.d/wrappers/
    description: Show final wrapper setup
  Tokens: in=0 out=87 cache=89565
Result
  (toolu_017Eobsh2paCY6wUVkkitT1x)
    total 24
    drwxrwxr-x 2 rosy rosy 4096 Dec  6 14:08 .
    drwxrwxr-x 3 rosy rosy 4096 Dec  6 08:06 ..
    -rwx--x--x 1 rosy rosy 3601 Dec  6 14:07 bash
    lrwxrwxrwx 1 rosy rosy    3 Dec  6 08:06 mariadb -> sql
    lrwxrwxrwx 1 rosy rosy    3 Dec  6 08:06 mysql -> sql
    -rwx--x--x 1 rosy rosy 3575 Dec  6 14:08 node
    lrwxrwxrwx 1 rosy rosy    4 Dec  6 14:08 nodejs -> node
    lrwxrwxrwx 1 rosy rosy    7 Dec  6 14:07 python -> python3
    -rwx--x--x 1 rosy rosy 3682 Dec  6 14:06 python3
    lrwxrwxrwx 1 rosy rosy    4 Dec  6 14:07 sh -> bash
    -rwx--x--x 1 rosy rosy 3912 Dec  6 08:13 sql
ASSISTANT
  Done! Here's what we've got:
  
  ```
  ~/bin/block-run.d/wrappers/
  ├── bash          # Bash wrapper
  ├── sh -> bash    # symlink
  ├── python3       # Python wrapper  
  ├── python -> python3
  ├── node          # Node.js wrapper
  ├── nodejs -> node
  ├── sql           # SQL wrapper
  ├── mariadb -> sql
  └── mysql -> sql
  ```
  
  All wrappers:
  - Show syntax-highlighted code for each block
  - Execute with context from previous blocks preserved
  - Display only the current block's output
  
  Test files saved at:
  - https://files.shitchell.com/~rosy/examples/block-run-test.py
  - https://files.shitchell.com/~rosy/examples/block-run-test.sh
  - https://files.shitchell.com/~rosy/examples/block-run-test.js
  - https://files.shitchell.com/~rosy/examples/block-run-test.sql
  Tokens: in=0 out=1 cache=89779
File History Snapshot (2025-12-06T14:10:16.919Z)
USER
  that's amazing :D so what all changes did we make across the board?
ASSISTANT
  Here's everything we did this session:
  
  ## 1. Fixed `claude-pane` documentation in CLAUDE.md
  Added `--page` flag to examples that run fast-exiting commands:
  - SQL script examples
  - `pygmentize` examples
  - `cat` config file example
  
  ## 2. Fixed `sql-run` shebang argument parsing
  **File:** `~/bin/sql-run`
  
  Linux passes all shebang args as one string. Added code to split `"--show-script --color=always"` back into separate args.
  
  ## 3. Built `block-run` — a notebook-style code runner
  
  **Main dispatcher:** `~/bin/block-run`
  - Parses shebang to find interpreter
  - Splits file into blocks on blank lines
  - Finds matching wrapper in `block-run.d/wrappers/`
  - Passes blocks to wrapper
  
  **Wrappers:** `~/bin/block-run.d/wrappers/`
  | Wrapper | Symlinks | Notes |
  |---------|----------|-------|
  | `sql` | `mariadb`, `mysql` | Re-runs cumulative SQL, uses marker to show only current output |
  | `python3` | `python` | Suppresses previous output via `sys.stdout` redirect |
  | `bash` | `sh` | Suppresses previous output via `> /dev/null` |
  | `node` | `nodejs` | Suppresses previous output via `console.log` override |
  
  All wrappers: syntax highlight code, show output after each block, preserve context across blocks.
  
  ## 4. Created test/example files
  - `~/public/examples/block-run-test.sql`
  - `~/public/examples/block-run-test.py`
  - `~/public/examples/block-run-test.sh`
  - `~/public/examples/block-run-test.js`
  Tokens: in=2 out=443 cache=90217
File History Snapshot (2025-12-06T14:11:02.724Z)
USER
  can you re-read the CLAUDE.md file and make sure it has updated examples, usage, and details?
ASSISTANT
Tool: Read
  (toolu_01Dhjd9icxUa6B4dTDBmYNWm)
    file_path: /home/rosy/CLAUDE.md
  Tokens: in=2 out=62 cache=90482
Result
  (toolu_01Dhjd9icxUa6B4dTDBmYNWm)
         1→# About Rosy
         2→
         3→Rosy is new to the terminal. Keep explanations minimal and clear—just what she needs, not everything. When something might need more context, offer to explain in more detail. Always save useful examples and files so she can reference them later.
         4→
         5→---
         6→
         7→# MariaDB Connection Details
         8→
         9→## Docker Container
        10→- **Container Name:** `rosy-mariadb`
        11→- **Image:** `mariadb:11`
        12→- **Version:** 11.8.5-MariaDB
        13→
        14→## Credentials
        15→- **User:** `rosy`
        16→- **Password:** `fakan`
        17→- **Database:** `practice`
        18→
        19→## Connection Command
        20→
    ... (542 lines total)
ASSISTANT
  The CLAUDE.md file has the `--page` fixes we made, but it's missing documentation for `block-run`. Let me add a section for it:
  Tokens: in=0 out=1 cache=90952
ASSISTANT
Tool: Edit
  (toolu_01JpGx4byjq73RtUCzW8P5v7)
    file_path: /home/rosy/CLAUDE.md
    old_string: ## Multi-Step Workflow Example
    
    For multi-step processes (like setting up a service), use `--update` to show progress:
    
    1. Start with installation: `claude-pane --position side --log --command 'docker...
    new_string: ## Multi-Step Workflow Example
    
    For multi-step processes (like setting up a service), use `--update` to show progress:
    
    1. Start with installation: `claude-pane --position side --log --command 'docker...
  Tokens: in=0 out=1349 cache=90952
Result
  (toolu_01JpGx4byjq73RtUCzW8P5v7)
    The file /home/rosy/CLAUDE.md has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
       525→```
       526→
       527→Share the link: "I saved this at https://files.shitchell.com/~rosy/examples/my-example.sql so you can find it later."
       528→
       529→## Multi-Step Workflow Example
       530→
       531→For multi-step processes (like setting up a service), use `--update` to show progress:
       532→
       533→1. Start with installation: `claude-pane --position side --log --command 'docker pull nginx'`
       534→2. Update to show config: `claude-pane --position side --update --page --command 'cat /etc/nginx/sites-available/mysite'`
       535→3. Update to show logs: `claude-pane --position side --update --command 'tail -f /var/log/nginx/error.log'`
       536→4. Narrate each step in chat while the pane shows what's happening
       537→
       538→---
       539→
       540→# Notebook-Style Code Runner with `block-run`
       541→
       542→`block-run` executes code files block-by-block, like a Jupyter notebook. Each block is syntax-highlighted, executed, and its output displayed before moving to the next block. Context (variables, state) is preserved across blocks.
       543→
    ... (125 lines total)
ASSISTANT
  Done! CLAUDE.md now has:
  
  1. **Fixed `--page` examples** (from earlier)
  2. **New `block-run` section** with:
     - Basic usage
     - How it works
     - Supported languages table
     - Example scripts for SQL, Python, Bash
     - How to use with `claude-pane`
     - How to add new language wrappers
     - Links to example files
  Tokens: in=0 out=102 cache=99240
File History Snapshot (2025-12-06T14:17:53.076Z)
USER
  one last question: why have you been popping up the pane below?
USER
  [Request interrupted by user]
File History Snapshot (2025-12-06T14:18:01.189Z)
USER
  instead of to the side?
ASSISTANT
  Because when I checked the terminal dimensions earlier, I got:
  
  ```
  Columns: 80, Lines: 24
  ```
  
  80 columns is pretty narrow, so I defaulted to `--position below` to avoid squishing the content.
  
  But that was from my bash session, not your actual terminal! Let me check again properly — what dimensions do you see if you run:
  
  ```bash
  echo "Columns: $(tput cols), Lines: $(tput lines)"
  ```
  
  Or just let me know if you'd prefer side panes — I can use those going forward!
  Tokens: in=2 out=128 cache=14929
File History Snapshot (2025-12-06T14:19:13.921Z)
USER
  I think I'd generally prefer whichever direction has more room. I reshaped this terminal into a square :p Can you check what the dimensions are again?
ASSISTANT
Tool: Bash
  (toolu_01ULTtMN5ziDDAnxyi2AgY7y)
    command: echo "Columns: $(tput cols), Lines: $(tput lines)"
    description: Check terminal dimensions
  Tokens: in=2 out=87 cache=102633
Result
  (toolu_01ULTtMN5ziDDAnxyi2AgY7y)
    Columns: 80, Lines: 24
ASSISTANT
  Hmm, I'm still getting 80x24 — that's the default fallback when there's no real TTY (which is my situation running through Claude Code).
  
  I can't actually see your terminal dimensions from here. Could you run that command in your terminal and tell me what you get? Then I'll know whether to prefer side or below for you.
  
  Or if it's roughly square, I could just default to side (since code tends to be wider than tall).
  Tokens: in=0 out=104 cache=102798
File History Snapshot (2025-12-06T14:19:53.591Z)
USER
  ohhh, interesting. hmm. can you see if you can get the active pane you're in, then get the dimensions of that?
ASSISTANT
Tool: Bash
  (toolu_014fLsUmM9VH4oDhEXaiWbni)
    command: tmux display-message -p 'Pane: #{pane_id} Width: #{pane_width} Height: #{pane_height}'
    description: Get tmux pane dimensions
  Tokens: in=2 out=108 cache=103013
Result
  (toolu_014fLsUmM9VH4oDhEXaiWbni)
    Pane: %16 Width: 129 Height: 55
ASSISTANT
  There we go! Your pane is 129 wide by 55 tall — more wide than tall, so `--position side` would be better since there's more horizontal room to split.
  
  I'll use side panes going forward!
  Tokens: in=0 out=54 cache=103149
File History Snapshot (2025-12-06T14:21:50.805Z)
USER
  weird... it's 82 tall? i wonder where that's coming from. what does it return now?
ASSISTANT
Tool: Bash
  (toolu_01FVz2rjnnJD7sCfNAwTiF7i)
    command: tmux display-message -p 'Pane: #{pane_id} Width: #{pane_width} Height: #{pane_height}'
    description: Get tmux pane dimensions
  Tokens: in=2 out=108 cache=103288
Result
  (toolu_01FVz2rjnnJD7sCfNAwTiF7i)
    Pane: %16 Width: 129 Height: 27
ASSISTANT
  Now it's 129x27. The 55 before was probably before the pane split (when I opened the teaching pane below), and now it's halved vertically.
  
  If you resized to 82 tall and it's showing 27, there might still be a split pane open eating the rest. Want me to kill any open claude-panes?
  Tokens: in=0 out=1 cache=103469
ASSISTANT
Tool: Bash
  (toolu_01SUMiLC8szwCQpwmgFpHjmF)
    command: claude-pane --list
    description: Check for open panes
  Tokens: in=0 out=159 cache=103469
Result
  (toolu_01SUMiLC8szwCQpwmgFpHjmF)
    no active claude-panes
USER
  [Request interrupted by user]
File History Snapshot (2025-12-06T14:26:37.284Z)
USER
  nah lol, i just resized it again to see. so that seems correct. note: this is still a square. so apparently 129 ~= 27. or perhaps we say 130w = 30h, 4.3w ~= 1h. in general, i think let's say "if the width is 20% or less of the height, use a side pane, else use a bottom pane". can you update the docs to reflect the correct way to get your pane dimensions + the heuristic for deciding a direction?
ASSISTANT
Tool: Read
  (toolu_018fBP6qcZs22vAUQMeQHtSL)
    file_path: /home/rosy/CLAUDE.md
    offset: 415
    limit: 30
  Tokens: in=2 out=96 cache=103608
Result
  (toolu_018fBP6qcZs22vAUQMeQHtSL)
       415→
       416→## Screen Size Detection
       417→
       418→**Before the first time you use `claude-pane` in a session**, fetch the terminal dimensions:
       419→
       420→```bash
       421→echo "Columns: $(tput cols), Lines: $(tput lines)"
       422→```
       423→
       424→Use these to decide pane position:
       425→- **Wide screen** (cols > 160): prefer `--position side`
       426→- **Narrow/tall screen**: prefer `--position below`
       427→
       428→Don't explain this to Rosy—just make a smart choice. After opening the first pane, ask: **"Does that pane look okay on your screen?"**
       429→
       430→## SQL Examples with `sql-run`
       431→
       432→**If you can demonstrate with real data from the database:**
       433→
       434→1. **Validate your query first** - run it to make sure it works
    ... (35 lines total)
ASSISTANT
Tool: Edit
  (toolu_01Uuwzipr4TiDin1opf2HmN1)
    file_path: /home/rosy/CLAUDE.md
    old_string: ## Screen Size Detection
    
    **Before the first time you use `claude-pane` in a session**, fetch the terminal dimensions:
    
    ```bash
    echo "Columns: $(tput cols), Lines: $(tput lines)"
    ```
    
    Use these to dec...
    new_string: ## Screen Size Detection
    
    **Before the first time you use `claude-pane` in a session**, fetch the pane dimensions via tmux:
    
    ```bash
    tmux display-message -p 'Width: #{pane_width} Height: #{pane_height...
  Tokens: in=0 out=488 cache=104018
Result
  (toolu_01Uuwzipr4TiDin1opf2HmN1)
    The file /home/rosy/CLAUDE.md has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
       412→- `--log` → Log output to `/tmp/claude-pane.$USER/logs/` via `script(1)`. Useful for debugging if something goes wrong. Look for `EXIT_CODE:<n>` at the end of the log to check the exit status.
       413→- `--page` → Page output through `less -R` (for static output that should stay visible)
       414→- `--exec` → Close pane when command exits
       415→
       416→## Screen Size Detection
       417→
       418→**Before the first time you use `claude-pane` in a session**, fetch the pane dimensions via tmux:
       419→
       420→```bash
       421→tmux display-message -p 'Width: #{pane_width} Height: #{pane_height}'
       422→```
       423→
       424→Note: `tput cols`/`tput lines` won't work because Claude Code doesn't have a real TTY. Use the tmux command instead.
       425→
       426→**Heuristic for pane position:** Terminal characters are taller than they are wide (~4.3 chars width ≈ 1 char height for a square). To decide:
       427→- If `width / height <= 4.3` (roughly square or taller): use `--position side` (split horizontally)
       428→- If `width / height > 4.3` (wider than square): use `--position below` (split vertically)
       429→
       430→In practice: **if width is ~4x height or less, use side; otherwise use below.**
    ... (26 lines total)
ASSISTANT
  Done! Updated the docs to:
  - Use `tmux display-message` instead of `tput`
  - Explain that `tput` doesn't work without a real TTY
  - Add the ~4.3:1 width-to-height ratio heuristic
  - Clarify: width ≤ 4x height → side, otherwise → below
  Tokens: in=0 out=1 cache=104597
File History Snapshot (2025-12-06T14:29:12.425Z)
USER
  i could be wrong, but wouldn't it be "if width is 4x height or more, use side"? i just woke up lol, so i might be tired, so pushback if needed. but i think so?
ASSISTANT
  Let me think through it...
  
  - Your pane: 129 wide x 27 tall
  - Ratio: 129 / 27 ≈ 4.8
  - You said it's roughly square visually
  
  So a ratio of ~4.3 = visually square. 
  
  If the ratio is **higher** (like 6:1), that means it's visually **wider** than square → more horizontal room → split **side** makes sense (takes some of that extra width).
  
  If the ratio is **lower** (like 3:1), that means it's visually **taller** than square → more vertical room → split **below** makes sense.
  
  So you're right! I had it backwards. Let me fix:
  Tokens: in=2 out=1 cache=105598
ASSISTANT
Tool: Edit
  (toolu_012rp83vMWnR55as49ALxuKu)
    file_path: /home/rosy/CLAUDE.md
    old_string: **Heuristic for pane position:** Terminal characters are taller than they are wide (~4.3 chars width ≈ 1 char height for a square). To decide:
    - If `width / height <= 4.3` (roughly square or taller): ...
    new_string: **Heuristic for pane position:** Terminal characters are taller than they are wide (~4.3 chars width ≈ 1 char height for a square). To decide:
    - If `width / height >= 4.3` (roughly square or wider): u...
  Tokens: in=2 out=517 cache=105598
Result
  (toolu_012rp83vMWnR55as49ALxuKu)
    The file /home/rosy/CLAUDE.md has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
       422→```
       423→
       424→Note: `tput cols`/`tput lines` won't work because Claude Code doesn't have a real TTY. Use the tmux command instead.
       425→
       426→**Heuristic for pane position:** Terminal characters are taller than they are wide (~4.3 chars width ≈ 1 char height for a square). To decide:
       427→- If `width / height >= 4.3` (roughly square or wider): use `--position side` (more horizontal room to split)
       428→- If `width / height < 4.3` (taller than square): use `--position below` (more vertical room to split)
       429→
       430→In practice: **if width is ~4x height or more, use side; otherwise use below.**
       431→
       432→Don't explain this to Rosy—just make a smart choice. After opening the first pane, ask: **"Does that pane look okay on your screen?"**
       433→
       434→## SQL Examples with `sql-run`
ASSISTANT
  Fixed! Thanks for catching that.
  Tokens: in=0 out=10 cache=105836
File History Snapshot (2025-12-06T14:29:43.016Z)
USER
  perfect :) i think we're in a good place! thanks so much :)
ASSISTANT
  You're welcome! This was a fun session — we built some cool stuff:
  
  - **`block-run`** — a notebook-style code runner with wrappers for SQL, Python, Bash, and Node
  - **Fixed `claude-pane`** docs with `--page` for fast-exiting commands
  - **Fixed `sql-run`** shebang argument parsing
  - **Updated screen detection** to use tmux instead of tput
  
  Enjoy your new tools! 🎉
  Tokens: in=2 out=113 cache=106660
