feat: Add webcam basic support

toju-app/src/app/shared-kernel/chat-events.ts

@@ -59,6 +59,7 @@ export interface ChatEventBase {
   permissions?: Partial<RoomPermissions>;
   voiceState?: Partial<VoiceState>;
   isScreenSharing?: boolean;
+  isCameraEnabled?: boolean;
   icon?: string;
   iconUpdatedAt?: number;
   role?: UserRole;
@@ -216,6 +217,11 @@ export interface ScreenStateEvent extends ChatEventBase {
   isScreenSharing: boolean;
 }
 
+export interface CameraStateEvent extends ChatEventBase {
+  type: 'camera-state';
+  isCameraEnabled: boolean;
+}
+
 export interface VoiceStateRequestEvent extends ChatEventBase {
   type: 'voice-state-request';
 }
@@ -332,6 +338,7 @@ export type ChatEvent =
   | VoiceStateEvent
   | VoiceChannelMoveEvent
   | ScreenStateEvent
+  | CameraStateEvent
   | VoiceStateRequestEvent
   | StateRequestEvent
   | ScreenShareRequestEvent