feat: add docker push to ghcr (#96)

.github/workflows/docker-image.yml

@@ -60,3 +60,21 @@ jobs:
           tags: |
             ${{ secrets.DOCKERHUB_USERNAME }}/${{ env.GITHUB_REPOSITORY_NAME_PART }}:${{ env.GITHUB_REF_NAME }}
             ${{ secrets.DOCKERHUB_USERNAME }}/${{ env.GITHUB_REPOSITORY_NAME_PART }}:latest
+
+      # 镜像推送到 ghcr
+      - name: Login to the GitHub Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push image:latest
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          push: true
+          platforms: linux/amd64,linux/arm64
+          tags: |
+            ghcr.io/${{ secrets.DOCKERHUB_USERNAME }}/${{ env.GITHUB_REPOSITORY_NAME_PART }}:latest
+            ghcr.io/${{ secrets.DOCKERHUB_USERNAME }}/${{ env.GITHUB_REPOSITORY_NAME_PART }}:${{ env.GITHUB_REF_NAME }}