feat(docker-compose): added docker-compose file

Dockerfile

@@ -1,10 +1,9 @@
 FROM node
 WORKDIR /app
+COPY package.json ./
+RUN npm install
 COPY db db
 COPY methods methods
 COPY utilities utilities
-COPY package.json ./
 COPY server.js ./
-COPY config.js ./
-RUN npm install
 CMD ["node", "server.js"]

docker-compose.yml

@@ -0,0 +1,21 @@
+version: '3.7'
+services:
+  main:
+    image: registry.verdnatura.es/smart-tag:${BRANCH_NAME:?}
+    build:
+      context: .
+      dockerfile: Dockerfile
+    ports:
+      - 7777
+    configs:
+      - source: config
+        target: /app/config.js
+    deploy:
+      replicas: 1
+      placement:
+        constraints:
+          - node.role == worker
+configs:
+  config:
+    external: true
+    name: smart-tag_config