tmux

---

name: tmux description: Tmux session and process control. Use when restarting dev servers, checking process output, stopping/starting background processes, or managing services in tmux panes.

List panes in window: tmux list-panes -t "session:window" -F "#{pane_index}: #{pane_current_command} - #{pane_current_path}"

<dev_server_restart>

1. Find pane: tmux list-windows -a
2. Identify process: tmux list-panes -t "session:window" -F "#{pane_index}: #{pane_current_command}"
3. Stop: tmux send-keys -t target C-c
4. Verify stopped via capture
5. Start: tmux send-keys -t target "yarn start" Enter
6. Verify started via capture after delay </dev_server_restart>

<error_recovery> Command not executing: verify target exists with list-windows/list-panes. Process not stopping: try multiple C-c sends. Output garbled: use -J flag for join lines. </error_recovery>