feat(ui): add dynamic window title and sprite-based project/file icons (#529)

* feat(ui): add dynamic titles and sprite-based project/file icons

* feat(files): add viewer syntax fallback and tab file icons

* fix(files): restore file viewer highlighting and add diff file icons

* feat(git): add file icons and async file-viewer syntax fallback

* fix(files): force codemirror token colors in file viewer

* feat(files): add shiki view mode for file viewer

* fix(files): force codemirror parse after programmatic content updates

* feat(files): support markdown frontmatter preview

* feat(chat): use pierre diffs for tool previews

* feat(chat): add configurable beautiful-mermaid rendering

* feat(perf): virtualize chat rendering and add react-scan toggle

* feat(build): enable React Compiler in Vite React apps

* fix(chat): reduce rerenders from tooltips and streamed activity

* fix(ui): make MessageList React Compiler safe

* chore(ui): batch commit remaining pending ui updates

* fix: polish chat and diff preview rendering

- Keep Mermaid action buttons fixed while diagram content scrolls
- Align Diff All Files headers and match Git-style path truncation
- Default chat tool diffs to unified view with lightweight indicators disabled

* fix: preserve file tree expansion and delay git action label collapse

* fix: refine project icon controls in settings

---------

Co-authored-by: Bohdan Triapitsyn <artmore@protonmail.com>

.gitignore

@@ -32,6 +32,7 @@ local-dev*
 # Build outputs
 build/
 .gradle/
+.*.bun-build
 
 # Built webview assets (generated during build)
 src/main/resources/webview/