Create deploy.yml

.github/workflows/deploy.yml

@@ -0,0 +1,20 @@
+name: Build & Push
+on:
+  push:
+    branches: [main]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Login to GHCR
+        run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin
+
+      - name: Build and push
+        run: |
+          docker build -t ghcr.io/${{ github.repository }}/app:latest .
+          docker push ghcr.io/${{ github.repository }}/app:latest