fix(web): 修復 TypeScript 錯誤

- useCSRF: 修正 import 路徑 @/lib/env → @/lib/config
- terminal-telemetry: 新增 UNKNOWN_COMPONENT 錯誤碼

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/web/src/hooks/useCSRF.ts

@@ -29,7 +29,7 @@
 
 import { useCallback, useEffect, useState } from "react";
 
-import { getApiUrl } from "@/lib/env";
+import { getApiUrl } from "@/lib/config";
 
 interface CSRFTokenResponse {
   token: string;

apps/web/src/lib/telemetry/terminal-telemetry.ts

@@ -73,7 +73,7 @@ export interface GenUIRenderEvent {
   /** 錯誤訊息 */
   error?: string
   /** 錯誤分類碼 (Phase 19 首席架構師審查 P1 - 便於 Sentry 聚合) */
-  errorCode?: 'NOT_REGISTERED' | 'DEF_NOT_FOUND' | 'ZOD_VALIDATION_FAILED' | 'LEGACY_TYPE_MISMATCH' | 'RENDER_ERROR'
+  errorCode?: 'NOT_REGISTERED' | 'DEF_NOT_FOUND' | 'ZOD_VALIDATION_FAILED' | 'LEGACY_TYPE_MISMATCH' | 'RENDER_ERROR' | 'UNKNOWN_COMPONENT'
 }
 
 // =============================================================================