feat: enable FORCE_TURN_RELAY to diagnose turn connectivity for local deployment setups (#272)

* filter out local sdp candidates on non local environment

* feat: add FORCE_TURN_RELAY variable

* add FORCE_TURN_RELAY option in docker-compose

* fix: fix github workflow

docker-compose.yaml

@@ -80,7 +80,7 @@ services:
       - shared-tmp:/tmp
     environment:
       # Core application config
-      ENVIRONMENT: "local"
+      ENVIRONMENT: "${ENVIRONMENT:-local}"
       LOG_LEVEL: "INFO"
 
       # Replace this environment variable if you are using a custom
@@ -121,6 +121,7 @@ services:
       # Uses time-limited credentials via TURN REST API (HMAC-SHA1)
       TURN_HOST: "${TURN_HOST:-}"
       TURN_SECRET: "${TURN_SECRET:-}"
+      FORCE_TURN_RELAY: "${FORCE_TURN_RELAY:-false}"
 
       OSS_JWT_SECRET: "${OSS_JWT_SECRET:-ChangeMeInProduction}"
 
@@ -196,7 +197,7 @@ services:
     image: coturn/coturn:4.8.0
     container_name: coturn
     restart: unless-stopped
-    profiles: ["remote"]
+    profiles: ["remote", "local-turn"]
     ports:
       - "3478:3478/udp"
       - "3478:3478/tcp"