added debbuging guide cbw

Author: soheimam

docs/wallet-app/build-with-minikit/debugging.mdx

@@ -289,6 +289,9 @@ function WalletConnection() {
   }
 </script>
 ```
+<Info>
+  If you are testing specific enviornment behaviour - you can use clientFid :309857
+</Info>
 
 **How to Use**:
 

docs/wallet-app/introduction/mini-apps.mdx

@@ -258,7 +258,7 @@ The following Mini App SDK features are **not currently supported** in Coinbase
 * Use `sdk.actions.composeCast()` instead of Warpcast composer URLs  
 * Implement visual feedback alternatives for haptic feedback  
 * Avoid relying on location context for core functionality
-* To conditionally render functionality based on the user's client, check context.client.clientFid (Coinbase Wallet returns 399519)
+* To conditionally render functionality based on the user's client, check context.client.clientFid (Coinbase Wallet returns 309857)
 
 We are actively working to expand compatibility and expect to support additional features in future releases.