feat: add iTerm2 passthrough and control mode support

fix: shorten worktree paths in fzf pickers for readability

fix: always create worktrees at main repo level, not inside current worktree

fix: create new worktrees from default branch instead of current branch

docs: add smart status bar feature to README

fix: use helper script for repo name to handle main repo case

fix: show correct repo name in worktrees

feat: show git repo name in status bar

docs: add session switching keybindings to README

feat: add session switching keybindings and status bar separators

fix: prune worktree metadata and cleanup tmux sessions on delete

fix: improve error handling and reduce code duplication

fix: show only remote branches when creating worktree from existing

fix: harden scripts for production use

Make keybindings section collapsible in README