- Implemented `useUserColor` hook to manage user profile color stored in avatar PNG metadata.
- Added `useOtherUserColor` hook to fetch and cache colors from other users' avatars.
- Created utility functions for reading and writing PNG metadata, enabling color embedding and extraction.
- Refactored `SearchResultGroup`, `RoomInput`, `Message`, `RoomPinMenu`, and `Notifications` components to utilize user color for display.
- Introduced `UserColorPicker` component in settings for users to select and save their profile color.
- Enhanced notification and message rendering to prioritize custom user colors over legacy colors.
- Implemented sound management for call events including mute, unmute, deafen, undeafen, call joined, call depart, and dialing sounds.
- Created a new CallSounds class to handle sound playback and state management.
- Added IncomingCallNotification component to display incoming call alerts with caller information and action buttons.
- Styled the incoming call notification using vanilla-extract CSS for animations and layout.
- Integrated sound playback for incoming calls with a 15-second threshold for dialing sound.
- Implemented useCall hook for managing call state and actions.
- Created useRoomCallMembers hook to track active call members in a room.
- Added useRtcConfig for fetching RTC configurations and LiveKit JWT.
- Developed Audio settings component for managing audio devices and settings.
- Introduced device selection and screen sharing options in the Audio settings.
- Persisted audio settings in localStorage for user preferences.
