feat: 实现多订单班支持系统

主要功能:
- 修改RequirementModal支持12个订单班选择
- 添加OrderClassIconMap图标映射组件
- Store中添加selectedOrderClass状态管理
- WorkflowPage支持传递orderClass参数
- web_result添加URL参数切换功能
- 创建order-class-handler.js动态处理页面主题

技术改进:
- 创建软链接关联订单班数据目录
- 生成wenlu.json和food.json数据结构
- 删除重复的web_result目录
- 添加测试页面test-order-class.html

影响范围:
- 展会策划系统现支持12个订单班
- 结果展示页面自动适配不同订单班主题
- 用户可选择不同行业生成对应方案

🤖 Generated with Claude Code

Co-Authored-By: Claude <noreply@anthropic.com>

backups/exhibition-demo-backup-20250928-210916/node_modules/lucide-react/dist/esm/icons/at-sign.js

@@ -0,0 +1,16 @@
+/**
+ * @license lucide-react v0.300.0 - ISC
+ *
+ * This source code is licensed under the ISC license.
+ * See the LICENSE file in the root directory of this source tree.
+ */
+
+import createLucideIcon from '../createLucideIcon.js';
+
+const AtSign = createLucideIcon("AtSign", [
+  ["circle", { cx: "12", cy: "12", r: "4", key: "4exip2" }],
+  ["path", { d: "M16 8v5a3 3 0 0 0 6 0v-1a10 10 0 1 0-4 8", key: "7n84p3" }]
+]);
+
+export { AtSign as default };
+//# sourceMappingURL=at-sign.js.map