feat(cli-tools): add Grok Build setup

Add Grok Build to Dashboard → CLI Tools. Apply writes a [model.9router]
custom model to ~/.grok/config.toml and sets [models].default, routing
the xAI Grok TUI through 9Router. Reset removes the slot and restores
the previous default.

src/app/(dashboard)/dashboard/cli-tools/[toolId]/ToolDetailClient.js

@@ -9,7 +9,7 @@ import {
   ClaudeToolCard, CodexToolCard, DroidToolCard, OpenClawToolCard,
   HermesToolCard, DefaultToolCard, OpenCodeToolCard, CoworkToolCard,
   CopilotToolCard, ClineToolCard, KiloToolCard, DeepSeekTuiToolCard,
-  JcodeToolCard,
+  JcodeToolCard, GrokBuildToolCard,
 } from "../components";
 
 const CLOUD_URL = process.env.NEXT_PUBLIC_CLOUD_URL;
@@ -139,6 +139,8 @@ export default function ToolDetailClient({ toolId, machineId }) {
         return <DeepSeekTuiToolCard {...commonProps} activeProviders={getActiveProviders()} hasActiveProviders={hasActiveProviders} cloudEnabled={cloudEnabled} />;
       case "jcode":
         return <JcodeToolCard {...commonProps} activeProviders={getActiveProviders()} hasActiveProviders={hasActiveProviders} cloudEnabled={cloudEnabled} />;
+      case "grok-build":
+        return <GrokBuildToolCard {...commonProps} activeProviders={getActiveProviders()} hasActiveProviders={hasActiveProviders} cloudEnabled={cloudEnabled} />;
       default:
         return <DefaultToolCard toolId={toolId} {...commonProps} activeProviders={getActiveProviders()} cloudEnabled={cloudEnabled} tunnelEnabled={tunnelEnabled} />;
     }