feat(ci): add docker, docker compose

docker-compose.yml

@@ -0,0 +1,38 @@
+services:
+  mongo:
+    image: mongo:7
+    restart: unless-stopped
+    container_name: travel-mongo
+    volumes:
+      - mongo_data:/data/db
+    environment:
+      MONGO_INITDB_DATABASE: travel-journal
+    ports:
+      - "27017:27017"
+
+  server:
+    build:
+      context: .
+      dockerfile: server/Dockerfile
+    depends_on:
+      - mongo
+    environment:
+      NODE_ENV: production
+      PORT: 4000
+      MONGODB_URI: mongodb://mongo:27017/travel-journal
+    ports:
+      - "4000:4000"
+    restart: unless-stopped
+
+  client:
+    build:
+      context: .
+      dockerfile: client/Dockerfile
+    depends_on:
+      - server
+    ports:
+      - "3000:80"
+    restart: unless-stopped
+
+volumes:
+  mongo_data: