readinghelper

Implement a custom camera activity using CameraX and update the application branding.

Update the GitHub Actions workflow to rename the debug APK.

Enhance UI/UX with a modernized layout, improved visual feedback during TTS, and updated iconography.

Update the APK filename to `ReadingHelper.apk` across the project documentation and release workflow.

Revert "Update the app UI/UX for better accessibility and refine the release workflow."