docs: Update README.md (#3)

* docs: Update README.md

* Update README.md

Author: averikitsch

README.md

@@ -1,8 +1,11 @@
 # Gemini CLI Extension - Cloud SQL for SQL Server Observability
 
+> [!NOTE]
+> This extension is currently in beta, and may see breaking changes until the first stable release (v1.0).
+
 This Gemini CLI extension provides a set of tools to interact with [Cloud SQL for SQL Server](https://cloud.google.com/sql/docs/sqlserver)  monitoring metrics. It allows you to fetch a wide range of database metrics, enabling comprehensive monitoring of database performance and health directly from the [Gemini CLI](https://google-gemini.github.io/gemini-cli/), using natural language prompts.
 
-Learn more about [Gemini CLI Extensions](https://github.com/google-gemini/gemini-cli/blob/main/docs/extension.md)
+Learn more about [Gemini CLI Extensions](https://github.com/google-gemini/gemini-cli/blob/main/docs/extension.md).
 
 ## Why Use the Cloud SQL for SQL Server Observability Extension?
 
@@ -13,7 +16,7 @@ Learn more about [Gemini CLI Extensions](https://github.com/google-gemini/gemini
 
 Before you begin, ensure you have the following:
 
-*   [Gemini CLI](https://github.com/google-gemini/gemini-cli) installed.
+*   [Gemini CLI](https://github.com/google-gemini/gemini-cli) installed with version +v0.6.0.
 *   A Google Cloud project with the **Cloud Monitoring API** enabled.
 *   IAM Permissions
     * Monitoring Viewer (`roles/monitoring.viewer`)
@@ -28,7 +31,7 @@ gemini extensions install github.com/gemini-cli-extensions/cloud-sql-sqlserver-o
 
 ## Configuration
 
-No configuration is required.
+Ensure [Application Default Credentials](https://cloud.google.com/docs/authentication/gcloud) are available in your environment. 
 
 ## Usage Examples