chore: update ci to use latest actions + add ruby-dev and gems

.github/workflows/docker-image.yml

@@ -14,16 +14,19 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check Out Repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
 
       - name: Log in to Docker Hub
-        uses: docker/login-action@v1
+        uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKER_HUB_USERNAME }}
           password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
 
       - name: Build and Push Docker Image
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v5
         with:
           context: .
           file: Dockerfile

Dockerfile

@@ -1,4 +1,12 @@
 ARG RUBY_VERSION
 FROM ruby:${RUBY_VERSION}-alpine
+# Install ruby-dev and other dependencies
+RUN apk add --no-cache ruby-dev
+# Install required gems
+RUN gem install faraday -v '~> 0.9.2'
+RUN gem install json
+RUN gem install netrc -v '~> 0.11.0'
+RUN gem install rendezvous -v '~> 0.1.3'
+
 RUN apk --no-cache add git curl
 RUN gem install dpl --pre