feat(admin): 开通线索 PlatformLead 总台列表页（只读）

routes/web.php

@@ -148,6 +148,8 @@ Route::prefix('admin')->group(function () {
         Route::get('/settings/channels', [PlatformSettingController::class, 'channels']);
         Route::post('/settings/channels/{id}', [PlatformSettingController::class, 'updateChannel']);
         Route::post('/settings/payments/{id}', [PlatformSettingController::class, 'updatePayment']);
+
+        Route::get('/platform-leads', [\App\Http\Controllers\Admin\PlatformLeadController::class, 'index']);
     });
 });