chore: import upstream snapshot with attribution

docs/en/integrations/cloud-sql-admin/tools/cloudsqlrestorebackup.md

@@ -0,0 +1,54 @@
+---
+title: cloud-sql-restore-backup
+type: docs
+weight: 10
+description: "Restores a backup of a Cloud SQL instance."
+---
+
+## About
+
+The `cloud-sql-restore-backup` tool restores a backup on a Cloud SQL instance using the Cloud SQL Admin API.
+
+## Compatible Sources
+
+{{< compatible-sources >}}
+
+## Parameters
+
+| **parameter**     | **type** | **required** | **description**                                                              |
+| ------------------| :------: | :----------: | -----------------------------------------------------------------------------|
+| target_project    | string   | true         | The project ID of the instance to restore the backup onto.                   |
+| target_instance   | string   | true         | The instance to restore the backup onto. Does not include the project ID.    |
+| backup_id         | string   | true         | The identifier of the backup being restored.                                 |
+| source_project    | string   | false        | (Optional) The project ID of the instance that the backup belongs to.        |
+| source_instance   | string   | false        | (Optional) Cloud SQL instance ID of the instance that the backup belongs to. |
+
+## Example
+
+Basic backup restore
+
+```yaml
+kind: tool
+name: backup-restore-basic
+type: cloud-sql-restore-backup
+source: cloud-sql-admin-source
+description: "Restores a backup onto the given Cloud SQL instance."
+```
+
+## Reference
+
+| **field**      | **type** | **required** | **description**                                  |
+| -------------- | :------: | :----------: | ------------------------------------------------ |
+| type           | string   | true         | Must be "cloud-sql-restore-backup".              |
+| source         | string   | true         | The name of the `cloud-sql-admin` source to use. |
+| description    | string   | false        | A description of the tool.                       |
+
+## Advanced Usage
+
+- The `backup_id` field can be a BackupRun ID (which will be an int64), backup name, or BackupDR backup name.
+- If the `backup_id` field contains a BackupRun ID (i.e. an int64), the optional fields `source_project` and `source_instance` must also be provided.
+
+## Additional Resources
+- [Cloud SQL Admin API documentation](https://cloud.google.com/sql/docs/mysql/admin-api)
+- [Toolbox Cloud SQL tools documentation](../source.md)
+- [Cloud SQL Restore API documentation](https://cloud.google.com/sql/docs/mysql/backup-recovery/restoring)