fix(chat): Change the UI on output console and add spinner for writing process from agentic

packages/core/package.json

@@ -524,7 +524,7 @@
         "@aws-sdk/s3-request-presigner": "<3.731.0",
         "@aws-sdk/smithy-client": "<3.731.0",
         "@aws-sdk/util-arn-parser": "<3.731.0",
-        "@aws/mynah-ui": "^4.27.0",
+        "@aws/mynah-ui": "^4.28.0",
         "@gerhobbelt/gitignore-parser": "^0.2.0-9",
         "@iarna/toml": "^2.2.5",
         "@smithy/fetch-http-handler": "^5.0.1",

packages/core/src/codewhispererChat/controllers/chat/messenger/messenger.ts

@@ -262,6 +262,8 @@ export class Messenger {
                         } else {
                             // TODO: Handle the error
                         }
+                    } else if (cwChatEvent.toolUseEvent?.stop === undefined && toolUseInput !== '') {
+                        this.sendInitalStream(tabID, triggerID, undefined)
                     }
 
                     if (

packages/core/src/codewhispererChat/tools/executeBash.ts

@@ -328,7 +328,7 @@ export class ExecuteBash {
 
     public queueDescription(updates: Writable): void {
         updates.write(`I will run the following shell command:\n`)
-        updates.write('```bash\n' + this.command + '\n```')
+        updates.write('```shell\n' + this.command + '\n```')
         updates.end()
     }
 }