feat(industry): Phase 3 Tauri 行业配置加载 — SaaS API mixin + industryStore + Tauri 命令

- 新增 saas-industry.ts mixin: listIndustries/getIndustryFullConfig/getMyIndustries
- 新增 saas-types 行业类型: IndustryInfo/IndustryFullConfig/AccountIndustryItem
- 新增 industryStore.ts: Zustand store + localStorage persist + Rust 注入
- 新增 viking_load_industry_keywords Tauri 命令: 接收 JSON configs → 全局存储
- 前端 bootstrap 后自动拉取行业配置并推送到 ButlerRouter

desktop/src/lib/saas-client.ts

@@ -67,6 +67,9 @@ export type {
   AgentTemplateAvailable,
   AgentTemplateFull,
   AgentConfigFromTemplate,
+  IndustryInfo,
+  IndustryFullConfig,
+  AccountIndustryItem,
 } from './saas-types';
 
 export { SaaSApiError } from './saas-errors';
@@ -110,6 +113,7 @@ import { installRelayMethods } from './saas-relay';
 import { installPromptMethods } from './saas-prompt';
 import { installTelemetryMethods } from './saas-telemetry';
 import { installBillingMethods } from './saas-billing';
+import { installIndustryMethods } from './saas-industry';
 export type { UsageIncrementResult } from './saas-billing';
 
 // Re-export billing types for convenience
@@ -443,6 +447,7 @@ installRelayMethods(SaaSClient);
 installPromptMethods(SaaSClient);
 installTelemetryMethods(SaaSClient);
 installBillingMethods(SaaSClient);
+installIndustryMethods(SaaSClient);
 export { installBillingMethods };
 
 // === API Method Type Declarations ===
@@ -500,6 +505,12 @@ export interface SaaSClient {
   getSubscription(): Promise<import('./saas-types').SubscriptionInfo>;
   createPayment(data: import('./saas-types').CreatePaymentRequest): Promise<import('./saas-types').PaymentResult>;
   getPaymentStatus(paymentId: string): Promise<import('./saas-types').PaymentStatus>;
+
+  // --- Industry (saas-industry.ts) ---
+  listIndustries(opts?: { page?: number; page_size?: number; status?: string }): Promise<import('./saas-types').PaginatedResponse<import('./saas-types').IndustryInfo>>;
+  getIndustryFullConfig(industryId: string): Promise<import('./saas-types').IndustryFullConfig>;
+  getMyIndustries(): Promise<import('./saas-types').AccountIndustryItem[]>;
+  getAccountIndustries(accountId: string): Promise<import('./saas-types').AccountIndustryItem[]>;
 }
 
 // === Singleton ===