✨(agents) use uv for dependency management

Change from pip to uv for dependancy management in src/agents.

compose.yml

@@ -249,6 +249,7 @@ services:
   metadata-collector-dev:
     build:
       context: ./src/agents
+      target: development
     command: ["python", "metadata_collector.py", "dev"]
     environment:
       - LIVEKIT_URL=ws://livekit:7880
@@ -261,6 +262,7 @@ services:
       - AWS_S3_SECURE_ACCESS=False
     volumes:
       - ./src/agents:/app
+      - /app/.venv
     depends_on:
       - livekit
       - minio
@@ -333,10 +335,12 @@ services:
   multi-user-transcriber:
     build:
       context: ./src/agents
+      target: development
     env_file:
       - env.d/development/multi_user_transcriber
     volumes:
       - ./src/agents:/app
+      - /app/.venv
 
 networks:
   default: