Update settings

Author: twishabansal

gemini-extension.json

@@ -27,17 +27,21 @@
     {
       "name": "User",
       "description": "(Optional) Username of the database user (Default: IAM user)",
-      "envVar": "CLOUD_SQL_POSTGRES_USER"
+      "envVar": "CLOUD_SQL_POSTGRES_USER",
+      "required": false
     },
     {
       "name": "Password",
       "description": "(Optional) Password of the database user  (Default: IAM user)",
-      "envVar": "CLOUD_SQL_POSTGRES_PASSWORD"
+      "envVar": "CLOUD_SQL_POSTGRES_PASSWORD",
+      "required": false
     },
     {
       "name": "IP Type",
       "description": "(Optional) Type of the IP address: PUBLIC, PRIVATE, or PSC (Default: Public)",
-      "envVar": "CLOUD_SQL_POSTGRES_IP_TYPE"
+      "envVar": "CLOUD_SQL_POSTGRES_IP_TYPE",
+      "default": "PUBLIC",
+      "required": false
     }
   ]
 }