enable cli_help agent by default (#16100)

packages/core/src/config/config.test.ts

@@ -941,6 +941,7 @@ describe('Server Config (config.ts)', () => {
       const params: ConfigParameters = {
         ...baseParams,
         codebaseInvestigatorSettings: { enabled: false },
+        cliHelpAgentSettings: { enabled: false },
       };
       const config = new Config(params);
 

packages/core/src/config/config.ts

@@ -622,7 +622,7 @@ export class Config {
       model: params.codebaseInvestigatorSettings?.model,
     };
     this.cliHelpAgentSettings = {
-      enabled: params.cliHelpAgentSettings?.enabled ?? false,
+      enabled: params.cliHelpAgentSettings?.enabled ?? true,
     };
     this.continueOnFailedApiCall = params.continueOnFailedApiCall ?? true;
     this.enableShellOutputEfficiency =
@@ -1754,7 +1754,8 @@ export class Config {
     // Register DelegateToAgentTool if agents are enabled
     if (
       this.isAgentsEnabled() ||
-      this.getCodebaseInvestigatorSettings().enabled
+      this.getCodebaseInvestigatorSettings().enabled ||
+      this.getCliHelpAgentSettings().enabled
     ) {
       // Check if the delegate tool itself is allowed (if allowedTools is set)
       const allowedTools = this.getAllowedTools();