feat(alloydb): start generating apiv1, apiv1beta, apiv1alpha (#7503)

* feat(alloydb): start generating apiv1
* feat(alloydb): start generating apiv1beta
* feat(alloydb): start generating apiv1alpha

.release-please-manifest-submodules.json

@@ -3,6 +3,7 @@
   "accesscontextmanager": "1.6.0",
   "advisorynotifications": "0.0.0",
   "aiplatform": "1.35.0",
+  "alloydb": "0.0.0",
   "analytics": "0.17.0",
   "apigateway": "1.5.0",
   "apigeeconnect": "1.5.0",

alloydb/CHANGES.md

@@ -0,0 +1 @@
+# Changes

alloydb/README.md

@@ -0,0 +1,44 @@
+# AlloyDB API
+
+[![Go Reference](https://pkg.go.dev/badge/cloud.google.com/go/alloydb.svg)](https://pkg.go.dev/cloud.google.com/go/alloydb)
+
+Go Client Library for AlloyDB API.
+
+## Install
+
+```bash
+go get cloud.google.com/go/alloydb
+```
+
+## Stability
+
+The stability of this module is indicated by SemVer.
+
+However, a `v1+` module may have breaking changes in two scenarios:
+
+* Packages with `alpha` or `beta` in the import path
+* The GoDoc has an explicit stability disclaimer (for example, for an experimental feature).
+
+## Google Cloud Samples
+
+To browse ready to use code samples check [Google Cloud Samples](https://cloud.google.com/docs/samples?l=go).
+
+## Go Version Support
+
+See the [Go Versions Supported](https://github.com/googleapis/google-cloud-go#go-versions-supported)
+section in the root directory's README.
+
+## Authorization
+
+See the [Authorization](https://github.com/googleapis/google-cloud-go#authorization)
+section in the root directory's README.
+
+## Contributing
+
+Contributions are welcome. Please, see the [CONTRIBUTING](https://github.com/GoogleCloudPlatform/google-cloud-go/blob/main/CONTRIBUTING.md)
+document for details.
+
+Please note that this project is released with a Contributor Code of Conduct.
+By participating in this project you agree to abide by its terms. See
+[Contributor Code of Conduct](https://github.com/GoogleCloudPlatform/google-cloud-go/blob/main/CONTRIBUTING.md#contributor-code-of-conduct)
+for more information.