docker/bake-action v6.6.0

Use bake-action instead of build-and-push action.

.gitea/workflows/ci.yaml

@@ -109,11 +109,15 @@ jobs:
           password: ${{ secrets.DOCKER_PASSWORD }}
 
       - name: Docker build and push
-        uses: docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1 # v6.16.0
+        uses: docker/bake-action@76f9fa3a758507623da19f6092dc4089a7e61592 # v6.6.0
         with:
           push: ${{ github.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+          targets: "bookworm"
+          files: |
+            ./docker-bake.hcl
+            cwd://${{ steps.meta.outputs.bake-file }}
 
       - name: Setup Helm
         uses: azure/setup-helm@b9e51907a09c216f16ebe8536097933489208112 # v4.3.0

docker-bake.hcl

@@ -0,0 +1,19 @@
+group "default" {
+    targets = [ "bookworm", "alpine" ]
+}
+target "_common" {
+    args = {
+        RUBY_VERSION = "3.4.3"
+    }
+}
+
+target "bookworm" {
+    dockerfile = "./dockerfiles/bookworm.Dockerfile"
+    inherits = [ "_common" ]
+    tags = [ "git.kill0.net/ryanc/kubernaut" ]
+}
+
+target "alpine" {
+    dockerfile = "./dockerfiles/alpine.Dockerfile"
+    inherits = [ "_common" ]
+}

dockerfiles/alpine.Dockerfile

@@ -0,0 +1,41 @@
+ARG RUBY_VERSION="3.4.3"
+FROM ruby:${RUBY_VERSION}-alpine AS base
+
+WORKDIR /app
+
+RUN <<EOT
+  apk update
+  gem update --system --no-document
+  gem install -N bundler
+EOT
+
+
+FROM base AS build
+
+RUN <<EOT
+  apk add musl-dev gcc make
+EOT
+
+COPY Gemfile* .
+
+RUN <<EOT
+  bundle config set --local without development
+  bundle install
+EOT
+
+
+FROM base
+
+ENV PORT=4567
+
+RUN adduser --home /app --disabled-password app
+
+USER app:app
+
+COPY --from=build /usr/local/bundle /usr/local/bundle
+COPY --from=build --chown=app:app /app /app
+
+COPY --chown=app:app . .
+
+EXPOSE 4567
+CMD [ "puma", "--bind", "0.0.0.0", "--port", "$PORT" ]

dockerfiles/bookworm.Dockerfile

@@ -0,0 +1,42 @@
+ARG RUBY_VERSION="3.4.3"
+FROM ruby:${RUBY_VERSION}-slim-bookworm AS base
+
+WORKDIR /app
+
+RUN <<EOT
+  apt-get update
+  gem update --system --no-document
+  gem install -N bundler
+EOT
+
+
+FROM base AS build
+
+RUN <<EOT
+  apt-get install --yes gcc make
+EOT
+
+COPY Gemfile* .
+
+RUN <<EOT
+  bundle config set --local without development
+  bundle install
+EOT
+
+
+FROM base
+
+ENV PORT=4567
+
+# RUN useradd ruby --home /app --shell /bin/sh
+RUN useradd --home /app --create-home app
+
+USER app:app
+
+COPY --from=build /usr/local/bundle /usr/local/bundle
+COPY --from=build --chown=app:app /app /app
+
+COPY --chown=app:app . .
+
+EXPOSE 4567
+CMD [ "puma", "--bind", "0.0.0.0", "--port", "$PORT" ]