Implements speech-to-text (via whisper-cpp) and text-to-speech (via espeak) functionality with key bindings. Replaces coreutils with busybox for lighter dependencies and removes explicit buildInputs since all paths are hardcoded.
- Update root AGENTS.md with regenerative content (144 lines, telegraphic) - Add pkgs/AGENTS.md for package registry conventions (33 lines) - Add docs/AGENTS.md for documentation structure (34 lines) - All files follow telegraphic style, no redundancy with parent - Preserves existing modules/home-manager/AGENTS.md Hierarchy: ./AGENTS.md (root) ├── pkgs/AGENTS.md ├── docs/AGENTS.md └── modules/home-manager/AGENTS.md (existing)
