Adding github action

.github/workflows/docker-deploy.yml

@@ -0,0 +1,43 @@
+name: Build and Deploy to GitHub Packages
+
+on:
+  push:
+    branches:
+      - main # Adjust to your default branch
+  workflow_dispatch: # Allows manual triggering of the workflow
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+
+    steps:
+      # Step 1: Checkout the repository
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      # Step 2: Log in to GitHub Container Registry
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      # Step 3: Set up Docker Buildx for multi-platform builds (optional but recommended)
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      # Step 4: Build and push the Docker image to GitHub Container Registry
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: Dockerfile
+          push: true
+          tags: |
+            ghcr.io/${{ github.repository_owner }}/osf-site:latest
+            ghcr.io/${{ github.repository_owner }}/osf-site:${{ github.sha }}
+
+      # Step 5: Optional - Clean up unused Docker resources on the runner
+      - name: Prune Docker
+        run: docker system prune --all --force