ci: add gh workflow

.github/workflows/publish.yml

@@ -0,0 +1,57 @@
+name: Docker CI
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+env:
+  node-version: 18.x
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: |
+            nzambello/nzambello.dev
+          labels: |
+            org.label-schema.docker.cmd=docker run -d -p 8080:8080 nzambello/nzambello.dev:latest
+          flavor: latest=false
+          tags: |
+            type=ref,event=branch
+            type=sha
+            type=raw,value=latest,enable={{is_default_branch}}
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to Container Registry
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v3
+        with:
+          platforms: linux/amd64
+          context: frontend/
+          file: frontend/Dockerfile
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: $${{ steps.meta.outputs.labels }}