build(docker): add docker-compose.yml file

docker-compose.yml

@@ -0,0 +1,14 @@
+version: '3.3'
+
+services:
+  calmerge:
+    build: .
+    ports:
+      - "3000:3000"
+    environment:
+      - NODE_ENV=production
+      - NODE_PORT=3000
+    volumes:
+      - ./calendar:/app/calendar
+      - ./logs:/app/logs
+    restart: unless-stopped

dockerfile

@@ -8,7 +8,7 @@ WORKDIR /usr/src/app
 COPY package*.json ./
 
 # Install dependencies
-RUN npm install --production
+RUN npm install --omit=dev
 
 # Copy the rest of the project files
 COPY . .