docker

Dockerfile

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+FROM keymetrics/pm2:latest-alpine
+
+# Bundle APP files
+COPY src src/
+COPY package.json .
+COPY pm2.json .
+
+# Install app dependencies
+ENV NPM_CONFIG_LOGLEVEL warn
+RUN npm install --production
+RUN pm2 install pm2-auto-pull
+
+# Show current folder structure in logs
+RUN ls -al -R
+
+CMD [ "pm2-runtime", "start", "pm2.json" ]

pm2.json

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+{
+    "name": "upload-api",
+    "script": "src/index.js",
+    "instances": "2",
+    "env": {
+        "NODE_ENV": "development"
+    },
+    "env_production" : {
+        "NODE_ENV": "production"
+    }
+}