include example files to run an own TURN server via coturn or via docker-compose

docker-compose-coturn.yml

@@ -0,0 +1,19 @@
+version: "3"
+services:
+  node:
+    image: "node:lts-alpine"
+    user: "node"
+    working_dir: /home/node/app
+    volumes:
+      - ./:/home/node/app
+    command: ash -c "npm i && npm run start:prod"
+    restart: unless-stopped
+    ports:
+      - "3000:3000"
+  coturn_server:
+    image: "coturn/coturn"
+    restart: always
+    network_mode: "host"
+    volumes:
+      - ./turnserver.conf:/etc/coturn/turnserver.conf
+    #you need to copy turnserver_example.conf to turnserver.conf and specify domain, IP address, user and password