Update docker-compose.yml

docker-compose.yml

@@ -9,4 +9,14 @@ services:
     image: fascinated/paste-backend:latest
     restart: always
     ports:
-      - 3005:3000
+      - 3005:3000
+  mongo:
+    image: mongo:latest
+    restart: always
+    environment:
+      MONGO_INITDB_ROOT_USERNAME: root
+      MONGO_INITDB_ROOT_PASSWORD: root
+    ports:
+      - 27017:27017
+    volumes:
+      - ./data:/data/db