feat(build): add CI build

.github/workflows/docker-build.yaml

@@ -0,0 +1,35 @@
+name: docker-build
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Log in to ghcr.io
+        uses: docker/login-action@v2
+        with:
+          registry: "ghcr.io"
+          username: ${{ github.actor }}
+          password: ${{ github.token }}
+
+      - id: meta
+        name: Create image metadata
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ github.repository }}
+
+      - name: Build Docker image
+        uses: docker/build-push-action@v4
+        with:
+          pull: true
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}