feat: add workflow for Ruby community agent releases

Author: natyharary

.github/workflows/release.yml

@@ -0,0 +1,56 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+env:
+  ECR_REPO: public.ecr.aws/odigos/agents/ruby-community
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write
+      
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v6
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Configure AWS credentials
+        uses: aws-actions/configure-aws-credentials@v4
+        with:
+          role-to-assume: arn:aws:iam::${{ secrets.AWS_ACCOUNT_ID }}:role/github-actions-ecr-upload
+          aws-region: 'us-east-1'
+
+      - name: Log in to Amazon ECR
+        run: |
+          aws ecr-public get-login-password --region us-east-1 \
+          | docker login --username AWS --password-stdin public.ecr.aws
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          file: release.Dockerfile
+          push: true
+          build-args: AGENT_VERSION=${{ github.ref_name }}
+          tags: ${{ env.ECR_REPO }}:${{ github.ref_name }},${{ env.ECR_REPO }}:latest
+
+      - name: Notify Slack
+        uses: odigos-io/ci-core/.github/actions/slack-release-notification@main
+        with: 
+          webhook-url: ${{ secrets.ODIGOS_RELEASE_STATUS_WEBHOOK_URL }}
+          success-description: "Published a new release of OpenTelemetry Ruby Community Agent"
+          failure-description: "ERROR: Failed to publish a new release of OpenTelemetry Ruby Community Agent"
+          tag: ${{ github.ref_name }}
+            

release.Dockerfile

@@ -0,0 +1,20 @@
+FROM --platform=$BUILDPLATFORM alpine AS ruby-community-build
+WORKDIR /opentelemetry-ruby
+ARG TARGETARCH
+ARG RUBY_VERSIONS="3.1 3.2 3.3 3.4"
+ENV RUBY_VERSIONS=${RUBY_VERSIONS}
+COPY . .
+
+# create a directory for the instrumentations and put each ruby version in it
+RUN mkdir -p /instrumentations/ruby
+
+# Move the pre-compiled binaries for the target architecture to the final location
+RUN for v in ${RUBY_VERSIONS}; do \
+    mkdir -p /instrumentations/ruby/$v; \
+    mv ./$v/${TARGETARCH}/* /instrumentations/ruby/$v/; \
+    done
+
+FROM scratch
+WORKDIR /instrumentations
+
+COPY --from=ruby-community-build /instrumentations .