- Add direnv module with nix-direnv integration, replacing manual hook - Disable starship's add_newline for more compact prompt - Clean up comments across CLI features for better readability
- Move zsh configuration from global/ to features/cli/ - Add starship.nix with custom prompt configuration - Left prompt: username@hostname, directory, git status, vi-mode indicator - Right prompt: language/environment indicators (C, direnv, Haskell, Bun, Python, Rust) - Git status with semantic colors (green=staged, yellow=modified/untracked, red=conflicted/deleted, cyan=stashed/renamed) - Vi-mode aware prompt character (red heart in insert, blue in normal) - Update features/cli to import starship via zsh.nix - Remove empty imports section from global/default.nix
