feat: 初始化项目结构并添加核心功能模块

- 新增文档模板和导航结构
- 实现服务器基础API路由和控制器
- 添加扩展插件配置和前端框架
- 引入多租户和权限管理模块
- 集成日志和数据库配置
- 添加核心业务模型和类型定义

server/src/services/TraceService.ts

@@ -0,0 +1,85 @@
+import db from '../config/database';
+import { logger } from '../utils/logger';
+
+/**
+ * [CORE_LOG_02] 全局操作流水线追踪后端 (Trace Tracking Backend)
+ * @description 提供跨模块的 Pipeline 与 Audit 日志聚合查询
+ */
+export class TraceService {
+  private static readonly INSTANCE_TABLE = 'cf_pipeline_instances';
+  private static readonly STEP_TABLE = 'cf_pipeline_steps';
+  private static readonly AUDIT_TABLE = 'cf_audit_log'; // 假设异步处理后的表名
+
+  /**
+   * 根据 Trace ID 获取关联的流水线实例
+   */
+  static async getPipelineByTraceId(traceId: string, tenantId: string) {
+    try {
+      const instance = await db(this.INSTANCE_TABLE)
+        .where({ trace_id: traceId, tenant_id: tenantId })
+        .first();
+
+      if (!instance) return null;
+
+      const steps = await db(this.STEP_TABLE)
+        .where({ instance_id: instance.id })
+        .orderBy('created_at', 'asc');
+
+      return {
+        ...instance,
+        steps: steps.map(s => ({
+          ...s,
+          config: s.config ? JSON.parse(s.config) : null,
+          output: s.output ? JSON.parse(s.output) : null,
+          error: s.error ? JSON.parse(s.error) : null
+        }))
+      };
+    } catch (err: any) {
+      logger.error(`[TraceService] Failed to get pipeline by trace: ${err.message}`);
+      throw err;
+    }
+  }
+
+  /**
+   * 获取租户最近的自治活动流
+   */
+  static async getRecentActivities(tenantId: string, limit = 20) {
+    try {
+      return await db(this.INSTANCE_TABLE)
+        .where({ tenant_id: tenantId })
+        .orderBy('created_at', 'desc')
+        .limit(limit);
+    } catch (err: any) {
+      logger.error(`[TraceService] Failed to get recent activities: ${err.message}`);
+      throw err;
+    }
+  }
+
+  /**
+   * [CORE_TELE_01] 获取 AI 自愈遥测数据
+   * @description 筛选出包含自愈行为 (Self-Healing) 的步骤
+   */
+  static async getSelfHealingTelemetry(tenantId: string, limit = 50) {
+    try {
+      // 假设自愈日志记录在 metadata 或特定的自愈字段中
+      // 这里从步骤表中筛选出包含 retry 或 healing 标记的记录
+      return await db(this.STEP_TABLE)
+        .join(this.INSTANCE_TABLE, `${this.STEP_TABLE}.instance_id`, `${this.INSTANCE_TABLE}.id`)
+        .where(`${this.INSTANCE_TABLE}.tenant_id`, tenantId)
+        .whereNotNull(`${this.STEP_TABLE}.error`)
+        .orderBy(`${this.STEP_TABLE}.updated_at`, 'desc')
+        .limit(limit)
+        .select(
+          `${this.STEP_TABLE}.id`,
+          `${this.STEP_TABLE}.instance_id`,
+          `${this.STEP_TABLE}.type`,
+          `${this.STEP_TABLE}.status`,
+          `${this.STEP_TABLE}.error`,
+          `${this.STEP_TABLE}.updated_at as timestamp`
+        );
+    } catch (err: any) {
+      logger.error(`[TraceService] Failed to get telemetry: ${err.message}`);
+      throw err;
+    }
+  }
+}