feat: TTLock — scan TTHotel sources for API config (CE_ConfigServer)

- Agent: ttlock:find_api_config command scans TTHotel app JS files
  for CE_ConfigServer calls, oauth2 endpoints, API server URLs
- Backend: POST /ttlock/find-api-config route
- UI: Search button on each workstation row to trigger scan

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/lib/api.ts

@@ -619,6 +619,9 @@ export const api = {
     testApi: (slug: string, workstationId: string) =>
       req<{ ok: boolean; lockCount?: number }>('POST', `/api/hotels/${slug}/ttlock/test-api`, { workstation_id: workstationId }),
 
+    findApiConfig: (slug: string, workstationId: string) =>
+      req<{ ok: boolean; appDir?: string; results?: { path: string; matches: string[] }[] }>('POST', `/api/hotels/${slug}/ttlock/find-api-config`, { workstation_id: workstationId }),
+
     dllInfo: (slug: string, workstationId: string) =>
       req<{ ok: boolean; content: string; path: string }>('GET', `/api/hotels/${slug}/ttlock/dll-info?workstation_id=${workstationId}`),