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/string-width/index.js

@@ -0,0 +1,54 @@
+import stripAnsi from 'strip-ansi';
+import eastAsianWidth from 'eastasianwidth';
+import emojiRegex from 'emoji-regex';
+
+export default function stringWidth(string, options = {}) {
+	if (typeof string !== 'string' || string.length === 0) {
+		return 0;
+	}
+
+	options = {
+		ambiguousIsNarrow: true,
+		...options
+	};
+
+	string = stripAnsi(string);
+
+	if (string.length === 0) {
+		return 0;
+	}
+
+	string = string.replace(emojiRegex(), '  ');
+
+	const ambiguousCharacterWidth = options.ambiguousIsNarrow ? 1 : 2;
+	let width = 0;
+
+	for (const character of string) {
+		const codePoint = character.codePointAt(0);
+
+		// Ignore control characters
+		if (codePoint <= 0x1F || (codePoint >= 0x7F && codePoint <= 0x9F)) {
+			continue;
+		}
+
+		// Ignore combining characters
+		if (codePoint >= 0x300 && codePoint <= 0x36F) {
+			continue;
+		}
+
+		const code = eastAsianWidth.eastAsianWidth(character);
+		switch (code) {
+			case 'F':
+			case 'W':
+				width += 2;
+				break;
+			case 'A':
+				width += ambiguousCharacterWidth;
+				break;
+			default:
+				width += 1;
+		}
+	}
+
+	return width;
+}