message: construction: Updated TODO.md
diff: - [x] Create StatusBarItem module
  - [x] Desktop: Load extensions from the <HOME_DIR>/.graviton/extensions/
  - [ ] Save `tracing`'s logs in a file (with `tracing_subscriber`)
  +- [ ] Implement a Theme extensions
  +- [ ] Add `ProjectOpened` message event (useful for the git extension)
  ### web
  - [ ] Make a web-based filesystem explorer component
  