feat(admin,partner): Tencent map location picker and expose LBS key

Store create/edit on HQ and partner can pick coords via Tencent locpicker; client-config exposes TENCENT_LBS_KEY; seed empty system settings from env.

Co-authored-by: Cursor <cursoragent@cursor.com>

server/dukang-api/src/common/system-config/system-config.registry.ts

@@ -107,7 +107,7 @@ export const SYSTEM_CONFIG_FIELDS: SystemConfigFieldMeta[] = [
   { key: 'OSS_MAX_UPLOAD_BYTES', label: '单文件上限(字节)', group: G.oss, type: 'number', requiresRestart: false },
 
   { key: 'USER_H5_URL', label: 'C 端 H5 落地页', group: G.app, type: 'string', requiresRestart: false },
-  { key: 'TENCENT_LBS_KEY', label: '腾讯位置服务 Key', group: G.app, type: 'password', secret: true, requiresRestart: false },
+  { key: 'TENCENT_LBS_KEY', label: '腾讯位置服务 Key（地理编码 / 地图选点）', group: G.app, type: 'password', secret: true, requiresRestart: false },
 
   { key: 'DEPLOY_WEBHOOK_URL', label: '发布 Webhook URL', group: G.deploy, type: 'string', requiresRestart: false },
   { key: 'DEPLOY_WEBHOOK_SECRET', label: '发布 Webhook Secret', group: G.deploy, type: 'password', secret: true, requiresRestart: false },

server/dukang-api/src/modules/common/client-config.controller.ts

@@ -17,6 +17,8 @@ export class ClientConfigController {
       mockSms: cfg.mockSms,
       mockWechat: cfg.mockWechat,
       wxAuthorize: cfg.wxAuthorize,
+      /** 浏览器地图选点用；建议在腾讯控制台按域名限制 Key */
+      tencentLbsKey: cfg.tencentLbsKey || undefined,
       miniHome: {
         banners: parseMiniHomeBanners(env.MINI_HOME_BANNERS),
         footerUrl: footer || null,