feat(electron): recording popups (#11016)

Added a recording popup UI for the audio recording feature in the desktop app, improving the user experience when capturing audio from applications.

### What changed?

- Created a new popup window system for displaying recording controls
- Added a dedicated recording UI with start/stop controls and status indicators
- Moved audio encoding logic from the main app to a dedicated module
- Implemented smooth animations for popup appearance/disappearance
- Updated the recording workflow to show visual feedback during recording process
- Added internationalization support for recording-related text
- Modified the recording status flow to include new states: new, recording, stopped, ready

fix AF-2340

packages/frontend/core/src/modules/theme/index.ts

@@ -15,3 +15,7 @@ export function configureAppThemeModule(framework: Framework) {
     .scope(WorkspaceScope)
     .service(EdgelessThemeService, [AppThemeService, EditorSettingService]);
 }
+
+export function configureEssentialThemeModule(framework: Framework) {
+  framework.service(AppThemeService).entity(AppTheme);
+}