Add release-please automation for releases

.github/workflows/release.yaml

@@ -2,10 +2,35 @@ name: Release
 
 on:
   push:
-    tags:
-      - "v[0-9]+.[0-9]+.[0-9]+"
+    branches:
+      - main
+
+permissions:
+  contents: write
+  pull-requests: write
+
 jobs:
-  release:
+  release-please:
+    runs-on: ubuntu-latest
+    outputs:
+      release_created: ${{ steps.release.outputs.release_created }}
+      tag_name: ${{ steps.release.outputs.tag_name }}
+    steps:
+      - name: Generate token
+        id: generate-token
+        uses: actions/create-github-app-token@v2
+        with:
+          app-id: ${{ vars.SDK_BOT_APP_ID }}
+          private-key: ${{ secrets.SDK_BOT_PRIVATE_KEY }}
+
+      - uses: googleapis/release-please-action@v4
+        id: release
+        with:
+          token: ${{ steps.generate-token.outputs.token }}
+
+  goreleaser:
+    needs: release-please
+    if: needs.release-please.outputs.release_created == 'true'
     runs-on: ubuntu-latest
     steps:
       - name: Setup Go Env

.release-please-manifest.json

@@ -0,0 +1,3 @@
+{
+  ".": "0.6.0"
+}

release-please-config.json

@@ -0,0 +1,7 @@
+{
+  "$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/config.json",
+  "release-type": "go",
+  "packages": {
+    ".": {}
+  }
+}