Add docker image (koxudaxi#919)

* Add docker image

* Add build-args

* Fix build-args

* Fix build-args

Author: koxudaxi

.github/workflows/publish.yml

@@ -34,3 +34,35 @@ jobs:
         with:
           user: __token__
           password: ${{ secrets.pypi_password }}
+  push_to_registry:
+    name: Push Docker image to Docker Hub
+    if: "success() && startsWith(github.ref, 'refs/tags/')"
+    runs-on: ubuntu-latest
+    needs: build-n-publish
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v2
+      - name: Docker meta
+        id: docker_meta
+        uses: crazy-max/ghaction-docker-meta@v1
+        with:
+          images: koxudaxi/datamodel-code-generator
+          tag-semver: |
+            {{raw}}
+      - name: Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          push: true
+          tags: ${{ steps.docker_meta.outputs.tags }}
+          build-args: |
+            VERSION=${{ steps.docker_meta.outputs.tags.0 }}
+          platforms: linux/amd64,linux/arm64

Dockerfile

@@ -0,0 +1,11 @@
+FROM python:3.11.0-alpine3.16 as builder
+
+LABEL maintainer="Koudai Aono <[email protected]>"
+
+RUN apk add --no-cache gcc musl-dev
+
+ARG VERSION
+
+RUN pip install "datamodel-code-generator[http]==$VERSION"
+
+ENTRYPOINT ["datamodel-codegen"]