Add GitHub deploy workflow

Author: mattco98

.github/workflows/deploy.yml

@@ -0,0 +1,28 @@
+name: Deploy to EC2
+
+on:
+  push:
+    branches: [main, testing]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Add SSH key
+        uses: webfactory/[email protected]
+        with:
+          ssh-private-key: ${{ secrets.AWS_EC2_SSH_PRIVATE_KEY }}
+
+      - name: Copy files and deploy
+        run: |
+          ssh -o StrictHostKeyChecking=no ${{ secrets.AWS_EC2_SSH_USERNAME }}@${{ secrets.AWS_EC2_SSH_HOST }} << 'EOF'
+            cd ~/website
+            git pull origin main
+            docker build -t website .
+            docker stop website || true && docker rm website || true
+            docker run -d --name website -p 80:3000 website
+          EOF