shell-integration

# Shell Integration Sidecar's interactive shell allows users to type directly into tmux sessions from within the TUI. It is NOT a terminal emulator -- tmux is the PTY backend, sidecar acts as an input/output relay. ## Package Structure ``` internal/tty/ # Shared tmux terminal abstraction tty.go # Core Model and State types keymap.go # Bubble Tea -> tmux key translation messages.go # Message types (CaptureResultMsg, PollTickMsg, etc.) session.go # tmux operations (send-keys, capture-pane, resize) polling.go # Polling interval constants and calculation cursor.go # Cursor rendering and position query paste.go # Paste handling (clipboard, bracketed paste) terminal_mode.go # Terminal mode detection (mouse, bracketed paste) output_buffer.go # Thread-safe buffer with hash-based change detection internal/plugins/workspace/ interactive.go # Workspace-specific interactive mode logic interactive_selection.go # Text selection in interactive mode view_preview.go # Rendering with cursor overlay and scroll offset mouse.go # Scroll handling types.go # InteractiveState type internal/plugins/filebrowser/ inline_edit.go # Inline editor mode using tty.Model handlers.go ...