feat: 实现Operation-Agent核心功能及电商平台适配器

refactor: 重构项目结构，分离server和dashboard代码
style: 统一代码风格，修复lint警告
test: 添加平台适配器工厂测试用例
ci: 更新CI/CD流程，增加语义验证和性能测试
docs: 添加语义中心文档，定义统一数据模型和状态机

server/src/api/controllers/AISelfImprovementController.ts

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+import { Controller, Get, Put, Param, UseGuards } from '@nestjs/common';
+import { AISelfImprovementService } from '../../core/ai/AISelfImprovementService';
+import { RbacGuard } from '../../core/guards/rbac.guard';
+import { ApiBearerAuth, ApiTags } from '@nestjs/swagger';
+
+@ApiTags('AI Self-Improvement')
+@ApiBearerAuth()
+@Controller('api/ai/self-improvement')
+export class AISelfImprovementController {
+  constructor(private aiSelfImprovementService: AISelfImprovementService) {}
+
+  /**
+   * 生成改进建议
+   */
+  @Get('suggestions/generate')
+  @UseGuards(RbacGuard)
+  async generateSuggestions() {
+    const suggestions = await this.aiSelfImprovementService.generateImprovementSuggestions();
+    return { success: true, suggestions };
+  }
+
+  /**
+   * 获取所有改进建议
+   */
+  @Get('suggestions')
+  @UseGuards(RbacGuard)
+  async getSuggestions() {
+    const suggestions = await this.aiSelfImprovementService.getImprovementSuggestions();
+    return { success: true, suggestions };
+  }
+
+  /**
+   * 更新建议状态
+   */
+  @Put('suggestions/:id/status')
+  @UseGuards(RbacGuard)
+  async updateSuggestionStatus(@Param('id') id: string, @Param('status') status: 'implemented' | 'dismissed') {
+    const result = await this.aiSelfImprovementService.updateSuggestionStatus(id, status);
+    return { success: result };
+  }
+
+  /**
+   * 自动应用改进建议
+   */
+  @Get('suggestions/apply')
+  @UseGuards(RbacGuard)
+  async applySuggestions() {
+    const result = await this.aiSelfImprovementService.applyImprovementSuggestions();
+    return { success: true, ...result };
+  }
+
+  /**
+   * 执行定期优化
+   */
+  @Get('optimize')
+  @UseGuards(RbacGuard)
+  async performOptimization() {
+    await this.aiSelfImprovementService.performRegularOptimization();
+    return { success: true, message: '定期优化执行完成' };
+  }
+}