EX3.1

.github/workflows/main.yml

@@ -4,3 +4,29 @@ on:
   push:
     branches:
       - main
+
+jobs:
+  publish-to-docker-hub:
+    runs-on: ubuntu-latest
+    steps:
+    -
+      name: Checkout
+      uses: actions/checkout@v4
+    - 
+      name: Set up QEMU
+      uses: docker/setup-qemu-action@v3
+    -
+      name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+    -
+      name: Login to Docker Hub
+      uses: docker/login-action@v3
+      with:
+        username: ${{ secrets.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+    - 
+      name: Build and push
+      uses: docker/build-push-action@6
+      with:
+        push: true
+        tags: AntalThomas/DevOps_With_Docker

Part3/EX3.1/docker-compose.yml

@@ -0,0 +1,10 @@
+services:
+  express-app:
+    build: ./express-app
+
+  watchtower:
+    image: containrrr/watchtower:arm64v8-latest
+    environment: 
+      - WATCHTOWER_POLL_INTERVAL=60
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock

Part3/EX3.1/express-app/.gitignore

@@ -0,0 +1,2 @@
+node_modules
+docker-compose.yml

Part3/EX3.1/express-app/Dockerfile

@@ -0,0 +1,7 @@
+FROM node:16
+
+COPY . .
+
+RUN npm install
+
+CMD node index.js

Part3/EX3.1/express-app/README.md

@@ -0,0 +1,3 @@
+## express app
+
+Access with browser http://localhost:8080

Part3/EX3.1/express-app/index.js

@@ -0,0 +1,12 @@
+const express = require('express')
+const app = express()
+
+app.get('/', (req, res) => {
+  res.send('<h1>Hello World!</h1>')
+})
+
+const PORT = 8080
+
+app.listen(PORT, () => {
+  console.log(`Server running on port ${PORT}`)
+})