refactor: 完成项目整体目录重构与路径别名配置

1.  重构项目文件结构，统一文件存放位置与命名规则
2.  配置tsconfig路径别名，替换原有相对路径导入
3.  迁移drama-status枚举到dramas.types统一管理
4.  新增全局配置文件与工具类，补充完整注释与文档
5.  修复所有导入路径与依赖引用问题

guards/jwt-auth.guard.ts

@@ -1,42 +1,42 @@
-import {
-  CanActivate,
-  ExecutionContext,
-  Injectable,
-  UnauthorizedException,
-} from '@nestjs/common';
-import { JwtService } from '@nestjs/jwt';
-import { Request } from 'express';
-import { UsersService } from '../../users/users.service';
+/**
+ * JwtAuth guard.
+ * @file 用户端 JWT 认证守卫
+ * @module guards/jwt-auth.guard
+ * @author zhxiao1124
+ */
+
+import { CanActivate, ExecutionContext, Injectable, UnauthorizedException } from "@nestjs/common";
+import { JwtService } from "@nestjs/jwt";
+import { Request } from "express";
+import { UsersService } from "@src/users/users.service";
 
 @Injectable()
 export class JwtAuthGuard implements CanActivate {
-  constructor(
-    private readonly jwtService: JwtService,
-    private readonly usersService: UsersService,
-  ) {}
+    constructor(
+        private readonly jwtService: JwtService,
+        private readonly usersService: UsersService,
+    ) {}
 
-  async canActivate(context: ExecutionContext): Promise<boolean> {
-    const request = context.switchToHttp().getRequest<Request & { user?: unknown }>();
-    const authHeader = request.get('authorization');
-    const token = authHeader?.startsWith('Bearer ')
-      ? authHeader.slice('Bearer '.length)
-      : undefined;
+    async canActivate(context: ExecutionContext): Promise<boolean> {
+        const request = context.switchToHttp().getRequest<Request & { user?: unknown }>();
+        const authHeader = request.get("authorization");
+        const token = authHeader?.startsWith("Bearer ") ? authHeader.slice("Bearer ".length) : undefined;
 
-    if (!token) {
-      throw new UnauthorizedException('Not authenticated');
+        if (!token) {
+            throw new UnauthorizedException("Not authenticated");
+        }
+
+        try {
+            const payload = await this.jwtService.verifyAsync<{ sub: number }>(token);
+            const user = await this.usersService.findById(payload.sub);
+            if (!user || user.status !== "active") {
+                throw new UnauthorizedException("Not authenticated");
+            }
+
+            request.user = user;
+            return true;
+        } catch {
+            throw new UnauthorizedException("Not authenticated");
+        }
     }
-
-    try {
-      const payload = await this.jwtService.verifyAsync<{ sub: number }>(token);
-      const user = await this.usersService.findById(payload.sub);
-      if (!user || user.status !== 'active') {
-        throw new UnauthorizedException('Not authenticated');
-      }
-
-      request.user = user;
-      return true;
-    } catch {
-      throw new UnauthorizedException('Not authenticated');
-    }
-  }
 }