Refactor view modules for improved readability and consistency

- Updated markdown rendering logic to use more concise methods for obtaining vector lengths.
- Changed review status display to use the correct flag from settings.
- Cleaned up sidebar rendering code for better formatting and readability.
- Enhanced status bar rendering with improved string formatting and consistent style application.
- Refined workflow panel rendering, ensuring consistent style usage and improved readability.
- Added architecture overview and detailed documentation for backend, data, dependencies, and frontend structures.

src/app/runtime/context/mod.rs

@@ -9,7 +9,6 @@
 //! layer would only serve one of the two callers generically — the
 //! auto-loop already needs per-stage control to decide when to emit
 //! `TurnEvent::Compacted`.
-
 pub mod dedup;
 pub mod shaping;
 pub mod squash;