add release notes

.github/workflows/config.grenrc.js

@@ -0,0 +1,17 @@
+module.exports = {
+  dataSource: 'milestones',
+  ignoreIssuesWith: [
+    'wontfix',
+    'duplicate'
+  ],
+  milestoneMatch: 'v{{tag_name}}',
+  template: {
+    issue: '- {{name}} [{{text}}]({{url}})',
+    changelogTitle: "## Release notes\n\n",
+    release: "{{body}}",
+  },
+  groupBy: {
+    'Enhancements:': ["enhancement", "internal"],
+    'Bug fixes:': ["bug"]
+  }
+}