chore: add api_shortname and library_type to repo metadata (#1040)

* chore: update .repo-metadata.json

* chore: update library_type in repo-metadata.json

* 🦉 Updates from OwlBot

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* 🦉 Updates from OwlBot

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* 🦉 Updates from OwlBot

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* Update .repo-metadata.json

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
Co-authored-by: Benjamin E. Coe <bencoe@google.com>

Author: 3 people

.repo-metadata.json

@@ -4,10 +4,12 @@
   "product_documentation": "https://cloud.google.com/debugger",
   "client_documentation": "https://cloud.google.com/nodejs/docs/reference/debug-agent/latest",
   "issue_tracker": "https://issuetracker.google.com/savedsearches/559771",
-  "release_level": "beta",
+  "release_level": "preview",
   "language": "nodejs",
   "repo": "googleapis/cloud-debug-nodejs",
   "distribution_name": "@google-cloud/debug-agent",
   "api_id": "clouddebugger.googleapis.com",
-  "codeowner_team": "@googleapis/api-debug"
+  "codeowner_team": "@googleapis/api-debug",
+  "api_shortname": "clouddebugger",
+  "library_type": "AGENT"
 }

README.md

@@ -4,7 +4,7 @@
 
 # [Stackdriver Debugger: Node.js Client](https://github.com/googleapis/cloud-debug-nodejs)
 
-[![release level](https://img.shields.io/badge/release%20level-beta-yellow.svg?style=flat)](https://cloud.google.com/terms/launch-stages)
+[![release level](https://img.shields.io/badge/release%20level-preview-yellow.svg?style=flat)](https://cloud.google.com/terms/launch-stages)
 [![npm version](https://img.shields.io/npm/v/@google-cloud/debug-agent.svg)](https://www.npmjs.org/package/@google-cloud/debug-agent)
 
 
@@ -97,13 +97,12 @@ This library follows [Semantic Versioning](http://semver.org/).
 
 
 
-This library is considered to be in **beta**. This means it is expected to be
-mostly stable while we work toward a general availability release; however,
-complete stability is not guaranteed. We will address issues and requests
-against beta libraries with a high priority.
 
 
 
+This library is considered to be in **preview**. This means it is still a
+work-in-progress and under active development. Any release is subject to
+backwards-incompatible changes at any time.
 
 
 More Information: [Google Cloud Platform Launch Stages][launch_stages]