- Extract dim formatting into _forgit_print_dim() to replace hardcoded
ANSI sequences in _forgit_branch_list()
- Add empty state check and alt-l lock toggle reload for worktree delete
- Fix worktree path completion to handle paths with spaces using -z flag
- Add worktree command completion for bash and zsh
Show informative messages when there is nothing to checkout:
- checkout_file: "Nothing to checkout." when no modified files
- checkout_tag: "Nothing to checkout: there are no tags."
