ci: adding release-please

* https://github.com/googleapis/release-please

.github/workflows/release-please.yml

@@ -0,0 +1,19 @@
+name: Continuous Delivery (CD)
+
+on:
+  push:
+    branches:
+      - main
+
+# https://docs.github.com/en/actions/using-jobs/assigning-permissions-to-jobs
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: google-github-actions/release-please-action@v4
+        with:
+          token: ${{ secrets.MY_RELEASE_PLEASE_TOKEN }}

.release-please-manifest.json

@@ -0,0 +1 @@
+{}

release-please-config.json

@@ -0,0 +1,7 @@
+{
+  "changelog-type": "github",
+  "pull-request-title-pattern": "chore: release ${version}",
+  "packages": {
+    ".": {}
+  }
+}