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gateway-classification/docker-compose.yaml

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+## Docker Testing
+
+version: "3.7"
+services:
+  mqtt-broker:
+    image: eclipse-mosquitto
+    container_name: mqtt-broker
+    ports:
+      - "1883:1883" #default mqtt port
+      - "9001:9001" #default mqtt port for websockets
+    volumes:
+      - ./mqtt/config:/mosquitto/config
+      - ./mqtt/data:/mosquitto/data
+      - ./mqtt/log:/mosquitto/log/mosquitto.log
+  
+  mqtt-client:
+    image: emqx/mqttx-web 
+    container_name: mqtt-client
+    ports:
+      - "9000:80"
+
+  db:
+    container_name: db
+    image: postgres:14.1-alpine
+    restart: always
+    environment:
+      - POSTGRES_USER=postgres
+      - POSTGRES_PASSWORD=postgres
+    ports:
+      - '5432:5432'
+    volumes: 
+      - db:/var/lib/postgresql/data
+  
+
+volumes:
+  config:
+  data:
+  log:
+  db:
+
+networks:
+  default:
+    name: mqtt
+    external: true