release workflow

.github/workflows/release.yml

@@ -0,0 +1,37 @@
+name: publish draft release
+
+permissions: read-all|write-all
+
+on:
+  workflow_dispatch:
+
+jobs:
+  single-node:
+    runs-on: [self-hosted, style-checker]
+    steps:
+      - uses: actions/checkout@main
+
+      - name: Install Go 1.21
+        uses: actions/[email protected]
+        with:
+          stable: false
+          go-version: 1.21
+
+      - name: Prepare release
+        id: release_prep
+        run: |
+          go run internal/cmd/release_prep/main.go
+
+      - name: Commit and push hanges
+        run: |
+          git config --local user.email "[email protected]"
+          git config --local user.name "GitHub Action"
+          git add .
+          git commit -m "Update release notes"
+          git push
+
+      - name: Publish draft release
+        env:
+          RELEASE_API_URL: ${{ steps.release_prep.outputs.RELEASE_URL }}
+        run: |
+            curl -X PATCH -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" -H "Accept: application/vnd.github.v3+json" $RELEASE_API_URL -d '{"draft": false}'

internal/cmd/release_prep/main.go

@@ -76,6 +76,35 @@ func main() {
 
 	runGoGenerate()
 	runGoFmt()
+
+	gitHubOutputReleaseURLIfAvailable(releaseURL)
+}
+
+func gitHubOutputReleaseURLIfAvailable(url string) {
+	if len(url) == 0 {
+		return
+	}
+
+	gitHubOutputFile, exists := os.LookupEnv("GITHUB_OUTPUT")
+	if !exists {
+		return
+	}
+
+	f, err := os.OpenFile(gitHubOutputFile, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
+	if err != nil {
+		log.Fatalln(err)
+		return
+	}
+
+	if _, err := f.WriteString(fmt.Sprintf("RELEASE_URL=%s\n", url)); err != nil {
+		log.Fatalln(err)
+		return
+	}
+
+	if err := f.Close(); err != nil {
+		log.Fatalln(err)
+		return
+	}
 }
 
 func runGoFmt() {