Add Github Action to build Docker image

.github/workflows/docker-image.yml

@@ -0,0 +1,64 @@
+name: Build and Push Docker Image
+
+on:
+  push:
+    branches: [main]
+    tags: ["v*"]
+  pull_request:
+    branches: [main]
+
+# Set permissions for GITHUB_TOKEN
+permissions:
+  contents: read
+  packages: write
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      # Step 1: Check out the repository code
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      # Step 2: Set up Docker Buildx for advanced features
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      # Step 3: Log in to GitHub Container Registry
+      - name: Log in to GHCR
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      # Step 4: Generate tags and labels from Git metadata
+      - name: Extract metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/${{ github.repository }}
+          tags: |
+            # Tag with branch name
+            type=ref,event=branch
+            # Tag with PR number
+            type=ref,event=pr
+            # Tag with semver from git tag
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            # Tag with short SHA
+            type=sha,prefix=
+
+      # Step 5: Build and push the Docker image
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          # Only push on main branch and tags, not PRs
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          # Enable build cache for faster builds
+          cache-from: type=gha
+          cache-to: type=gha,mode=max