Dockerfile and workflow

Author: bradchoate

.github/workflows/ci.yml

@@ -0,0 +1,34 @@
+name: CI Pipeline
+
+concurrency:
+    group: ci
+    cancel-in-progress: true
+
+on:
+    push:
+        branches:
+            - main
+
+jobs:
+    ci:
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout code
+              uses: actions/checkout@v4
+
+            - name: Login to Docker Hub
+              uses: docker/login-action@v3
+              with:
+                  username: ${{ vars.DOCKERHUB_USERNAME }}
+                  password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+            - name: Set up Docker Buildx
+              uses: docker/setup-buildx-action@v3
+
+            - name: Build and push
+              uses: docker/build-push-action@v6
+              with:
+                  file: ./Dockerfile
+                  context: .
+                  push: true
+                  tags: mltshp/fakes3:latest

Dockerfile

@@ -0,0 +1,23 @@
+FROM ruby:2.7 as builder
+
+ENV FAKES3_VERSION 2.0.0
+
+RUN gem install fakes3 -v ${FAKES3_VERSION} \
+    && rm -rf /usr/local/bundle/cache/*
+
+FROM ruby:2.7-slim
+
+COPY --from=builder /usr/local/bundle /usr/local/bundle/
+
+VOLUME /srv
+RUN mkdir -p /srv \
+    && chown nobody:nogroup /srv \
+    && chmod 750 /srv \
+    && ln -s /usr/local/bundle/bin/fakes3 /usr/bin/fakes3
+WORKDIR /srv
+
+EXPOSE 4567
+
+USER nobody
+ENTRYPOINT ["fakes3", "--port", "4567"]
+CMD ["--root", "/srv"]