Migrate from Drone to GH Actions

.github/workflows/ci.yml

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+name: CI Build and Check
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+env:
+  IMAGE: rancher/kube-api-auth
+
+permissions:
+  contents: read
+  security-events: write # upload Trivy Sarif results
+
+jobs:
+  linter:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Get Sources
+      uses: actions/checkout@v3
+
+    - name: Set up Go
+      uses: actions/setup-go@v5
+      with:
+        go-version-file: 'go.mod'
+        cache: false
+
+    - name: Validate the sources
+      run: |
+        ./scripts/validate
+        # Except for linting. That is done through the proper GH action
+
+    - name: Lint sources
+      uses: golangci/golangci-lint-action@v4
+
+    - name: Test
+      run: ./scripts/test
+
+  build:
+    runs-on: ubuntu-latest
+    needs:
+      - linter
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - linux
+        arch:
+          - amd64
+          - arm64
+    steps:
+    - name: Prepare Matrix Instance
+      run: |
+        echo "GOOS=${{ matrix.os }}"
+        echo "GOOS=${{ matrix.os }}"     >> $GITHUB_ENV
+        echo "GOARCH=${{ matrix.arch }}"
+        echo "GOARCH=${{ matrix.arch }}" >> $GITHUB_ENV
+        echo "ARCH=${{ matrix.arch }}"
+        echo "ARCH=${{ matrix.arch }}"   >> $GITHUB_ENV
+
+    - name: Get Sources
+      uses: actions/checkout@v3
+
+    - name: Determine Tag
+      id: get-TAG
+      run: |
+        export TAG=$(git describe --always)
+        echo "TAG=$TAG"
+        echo "TAG=$TAG" >> "$GITHUB_ENV"
+
+    - name: Set up Go
+      uses: actions/setup-go@v5
+      with:
+        go-version-file: 'go.mod'
+        cache: false
+
+    - name: Build
+      run: |
+        ./scripts/build
+        echo Stage binary for packaging step
+        cp -rv ./bin/* ./package/
+
+    - name: Package up into container image
+      uses: docker/build-push-action@v5
+      with:
+        context: package
+        push: false
+        tags: ${{ env.IMAGE }}:${{ env.TAG }}-${{ env.ARCH }}
+        file: package/Dockerfile
+
+    - name: Scan for security vulnerabilities using Trivy
+      uses: aquasecurity/[email protected]
+      with:
+        image-ref: ${{ env.IMAGE }}:${{ env.TAG }}-${{ env.ARCH }}
+        ignore-unfixed: true
+        vuln-type: 'os,library'
+        severity: 'CRITICAL,HIGH'
+        format: 'sarif'
+        output: 'trivy-results.sarif'
+
+    - name: Upload Trivy scan results to GitHub Security tab
+      uses: github/codeql-action/upload-sarif@v3
+      if: always()
+      with:
+        sarif_file: 'trivy-results.sarif'

.github/workflows/release.yml

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+name: CI Build And Publish Release
+
+on:
+  release:
+    types:
+      - published
+
+permissions:
+  contents: read
+
+env:
+  IMAGE: rancher/kube-api-auth
+
+jobs:
+  push:
+    permissions:
+      contents: read
+      id-token: write # this is important, it's how we authenticate with Vault
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - linux
+        arch:
+          - amd64
+          - arm64
+    steps:
+      - name: Prepare Matrix Instance
+        run: |
+          echo "PLATFORM_PAIR=${{ matrix.os }}-${{ matrix.arch }}"
+          echo "PLATFORM_PAIR=${{ matrix.os }}-${{ matrix.arch }}" >> $GITHUB_ENV
+          echo "GOOS=${{ matrix.os }}"
+          echo "GOOS=${{ matrix.os }}"     >> $GITHUB_ENV
+          echo "GOARCH=${{ matrix.arch }}"
+          echo "GOARCH=${{ matrix.arch }}" >> $GITHUB_ENV
+          echo "ARCH=${{ matrix.arch }}"
+          echo "ARCH=${{ matrix.arch }}"   >> $GITHUB_ENV
+
+      - name: Retrieve Docker Hub Credentials From Vault
+        uses: rancher-eio/read-vault-secrets@main
+        with:
+          secrets: |
+            secret/data/github/repo/${{ github.repository }}/dockerhub/rancher/credentials username | DOCKERHUB_USERNAME ;
+            secret/data/github/repo/${{ github.repository }}/dockerhub/rancher/credentials password | DOCKERHUB_PASSWORD
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ env.DOCKERHUB_USERNAME }}
+          password: ${{ env.DOCKERHUB_PASSWORD }}
+
+      - name: Get Sources
+        uses: actions/checkout@v4
+
+      - name: Docker Meta Data Setup
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.IMAGE }}
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: 'go.mod'
+          cache: false
+
+      - name: Build and stage
+        run: |
+          ./scripts/build
+          # Stage binary for packaging step
+          cp -r ./bin/* ./package/
+
+      - name: Build image and push by digest
+        id: build
+        uses: docker/build-push-action@v5
+        with:
+          context: package
+          file: package/Dockerfile
+          platforms: ${{ matrix.os }}/${{ matrix.arch }}
+          labels: ${{ steps.meta.outputs.labels }}
+          outputs: type=image,name=${{ env.IMAGE }},push-by-digest=true,name-canonical=true,push=true
+
+      - name: Export digest
+        run: |
+          mkdir -p /tmp/digests
+          digest="${{ steps.build.outputs.digest }}"
+          touch "/tmp/digests/${digest#sha256:}"
+
+      - name: Upload digest
+        uses: actions/upload-artifact@v4
+        with:
+          name: digests-${{ env.PLATFORM_PAIR }}
+          path: /tmp/digests/*
+          if-no-files-found: error
+          retention-days: 1
+
+  merge:
+    permissions:
+      contents: read
+      id-token: write # this is important, it's how we authenticate with Vault
+    runs-on: ubuntu-latest
+    needs:
+      - push
+    steps:
+      - name: Retrieve Docker Hub Credentials From Vault
+        uses: rancher-eio/read-vault-secrets@main
+        with:
+          secrets: |
+            secret/data/github/repo/${{ github.repository }}/dockerhub/rancher/credentials username | DOCKERHUB_USERNAME ;
+            secret/data/github/repo/${{ github.repository }}/dockerhub/rancher/credentials password | DOCKERHUB_PASSWORD
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ env.DOCKERHUB_USERNAME }}
+          password: ${{ env.DOCKERHUB_PASSWORD }}
+
+      - name: Download digests
+        uses: actions/download-artifact@v4
+        with:
+          path: /tmp/digests
+          pattern: digests-*
+          merge-multiple: true
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.IMAGE }}
+
+      - name: Create manifest list and push
+        working-directory: /tmp/digests
+        run: |
+          docker buildx imagetools create \
+            $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
+            $(printf '${{ env.IMAGE }}@sha256:%s ' *)
+
+      - name: Inspect image
+        run: |
+          docker buildx imagetools inspect ${{ env.IMAGE }}:${{ steps.meta.outputs.version }}