feat: add room egress functionality to LiveKitRoomService

- Introduced RoomEgress to enable recording of meeting rooms with S3 storage configuration.
- Updated createServiceMeetingRoom method to include egress settings for room recording.
- Enhanced integration with LiveKit by allowing dynamic file path generation for recordings.

src/LiveKit/livekit.room.service.ts

@@ -1,6 +1,6 @@
 import { Injectable } from '@nestjs/common'
 // @ts-expect-error
-import { Room, RoomServiceClient } from 'livekit-server-sdk'
+import { Room, RoomServiceClient, RoomEgress } from 'livekit-server-sdk'
 import { LiveKitEgressService } from './livekit.egress'
 
 @Injectable()
@@ -10,15 +10,28 @@ export class LiveKitRoomService {
     process.env.LIVEKIT_API_KEY as string,
     process.env.LIVEKIT_API_SECRET as string,
   )
+  private readonly roomEgress = new RoomEgress({
+    tracks: {
+      output: {
+        case: 's3',
+        value: {
+          bucket: process.env.RECORDING_BUCKET_NAME as string,
+          accessKey: process.env.MINIO_ACCESS_KEY as string,
+          secret: process.env.MINIO_SECRET_KEY as string,
+          endpoint: process.env.MINIO_ENDPOINT as string,
+        },
+      },
+      filepath: '${roomName}/${roomName}-${start_time}',
+    },
+  })
   constructor(private readonly egressService: LiveKitEgressService) {}
 
   async createServiceMeetingRoom(roomId: string) {
     const room = await this.roomServiceClient.createRoom({
       name: roomId,
       maxParticipants: 2,
+      egress: this.roomEgress,
     })
-    // start recording
-    await this.egressService.startRecording(roomId)
     return room
   }