v0.2.4-dev

• Tray + dashboard now show daemon service level: user/system/manual\n- Added explicit hint for enabling pre-login boot via --system mode\n- Logging now split into memory-only buffers per task: error_warning=100 lines, standard_other=20 lines\n- Log output now includes buffer sizes and sequence line numbers\n- Restored and retained Advanced Add plus Quick Add\n- Added PATH editor with modify/save/discard and daemon PATH integration\n- Added full project docs: docs/USER_GUIDE.md and docs/OPERATIONS.md