feat: add aciton to build and push image to GHCR

.github/workflows/build-image.yaml

@@ -0,0 +1,33 @@
+name: ci
+
+on:
+  push:
+    branches:
+      - main
+      - action-build-docker
+
+permissions:
+  packages: write
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      -name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      -name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      -name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      -name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          push: true
+          tags: ${{ github.repository_owner }}/${{ github.repository }}:${{ github.sha }}