feat: implement CI/CD workflows for Docker image build and deployment

.gitea/workflows/deploy.yml

@@ -0,0 +1,89 @@
+name: Deploy Production
+
+on:
+  push:
+    branches:
+      - main
+      - master
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    container:
+      image: catthehacker/ubuntu:act-latest
+    
+    steps:
+      - name: Checkout code
+        shell: sh
+        run: |
+          git clone $GITHUB_SERVER_URL/$GITHUB_REPOSITORY.git /workspace/repo || true
+          cd /workspace/repo
+          git fetch origin $GITHUB_REF_NAME
+          git checkout $GITHUB_REF_NAME
+          git pull origin $GITHUB_REF_NAME
+
+      - name: Build Docker Image
+        shell: sh
+        run: |
+          cd /workspace/repo
+          docker build -t slipmatz-web:latest .
+          docker save slipmatz-web:latest | gzip > slipmatz-web.tar.gz
+
+      - name: Setup SSH and Deploy
+        shell: sh
+        run: |
+          mkdir -p ~/.ssh
+          chmod 700 ~/.ssh
+          echo "$PROD_DEPLOY_SSH_KEY" > ~/.ssh/deploy_key
+          chmod 600 ~/.ssh/deploy_key
+          ssh-keygen -y -f ~/.ssh/deploy_key > /dev/null 2>&1 || { echo "Error: Invalid SSH key format"; exit 1; }
+          
+          cd /workspace/repo
+          scp -o StrictHostKeyChecking=no -i ~/.ssh/deploy_key slipmatz-web.tar.gz docker-compose.yml "$PROD_DEPLOY_USER@$PROD_DEPLOY_HOST:/tmp/"
+          
+          ssh -o StrictHostKeyChecking=no -i ~/.ssh/deploy_key "$PROD_DEPLOY_USER@$PROD_DEPLOY_HOST" "
+            DEPLOY_DIR='/var/www/apps/slipmatz-web'
+            mkdir -p \$DEPLOY_DIR
+            cd /tmp
+            docker load < slipmatz-web.tar.gz
+            
+            echo 'Removing old slipmatz-web images'
+            docker images | grep slipmatz-web | grep -v "\$(docker images slipmatz-web:latest -q)" | awk '{print \$3}' | xargs -r docker rmi -f || true
+            
+            cp docker-compose.yml \$DEPLOY_DIR/
+            cd \$DEPLOY_DIR
+            
+            # .env file should already exist on server with all required variables
+            # Required: NUXT_PUBLIC_*, STRIPE_SECRET_KEY, etc.
+            # If it doesn't exist, deployment will fail (this is intentional for security)
+            
+            docker compose down || true
+            docker image prune -f
+            docker network inspect traefik-public >/dev/null 2>&1 || docker network create traefik-public
+            export DOMAIN=slipmatz.com
+            docker compose up -d
+            sleep 10
+            rm -f /tmp/slipmatz-web.tar.gz /tmp/docker-compose.yml
+            
+            echo 'Aggressive Docker cleanup to reclaim space'
+            docker image prune -af --filter "until=24h" || true
+            docker container prune -f || true
+            docker volume prune -f || true
+            docker builder prune -af --filter "until=48h" || true
+            echo 'Docker space usage:'
+            docker system df
+            
+            echo 'Production deployment completed successfully!'
+            echo 'Application available at: https://slipmatz.com'
+          "
+        env:
+          PROD_DEPLOY_SSH_KEY: ${{ secrets.PROD_DEPLOY_SSH_KEY }}
+          PROD_DEPLOY_USER: ${{ secrets.PROD_DEPLOY_USER }}
+          PROD_DEPLOY_HOST: ${{ secrets.PROD_DEPLOY_HOST }}
+
+      - name: Health Check
+        shell: sh
+        run: |
+          sleep 10
+          curl -f https://slipmatz.com || exit 1