refactor(services): 重构服务文件结构，将服务按功能分类到不同目录

- 将服务文件按功能分类到core、ai、analytics、security等目录
- 修复logger导入路径问题，统一使用相对路径
- 更新相关文件的导入路径引用
- 添加新的批量操作组件导出文件
- 修复dashboard页面中的类型错误
- 添加dotenv依赖到package.json

fix-toFixed.js

@@ -0,0 +1,63 @@
+const fs = require('fs');
+const path = require('path');
+
+const filesToFix = [
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\Finance\\Transactions.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\Product\\ProductList.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\Product\\CrossPlatformManage.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\Orders\\OrderList.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\Marketing\\index.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\Settings\\SystemSettings.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\MultiShopReport\\index.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\ArbitrageMonitor\\index.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\DynamicPricing\\index.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\OrderMultiShopList\\index.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\StrategyMarketplace\\index.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\Leaderboard\\index.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\UserAsset\\UserAssets.tsx',
+  'd:\\trae_projects\\makemd\\makemd\\dashboard\\src\\pages\\Suppliers\\SupplierDetail.tsx',
+];
+
+filesToFix.forEach(filePath => {
+  if (!fs.existsSync(filePath)) {
+    console.log(`File not found: ${filePath}`);
+    return;
+  }
+  
+  let content = fs.readFileSync(filePath, 'utf8');
+  let modified = false;
+  
+  // Pattern 1: value.toFixed( -> (value || 0).toFixed(
+  const patterns = [
+    {
+      // Match: variable.toFixed( but not already wrapped with || or ?.
+      regex: /(?<![|(])\b([a-zA-Z_][a-zA-Z0-9_]*(?:\.\w+)?)\.toFixed\(/g,
+      replacement: (match, varName) => {
+        // Skip if already has safe access
+        if (varName.includes('||') || varName.includes('?.') || varName.includes('?')) {
+          return match;
+        }
+        // Skip Math.random() and other safe calls
+        if (varName.includes('Math.random') || varName.includes('percent')) {
+          return match;
+        }
+        return `(${varName} || 0).toFixed(`;
+      }
+    }
+  ];
+  
+  patterns.forEach(pattern => {
+    const newContent = content.replace(pattern.regex, pattern.replacement);
+    if (newContent !== content) {
+      content = newContent;
+      modified = true;
+    }
+  });
+  
+  if (modified) {
+    fs.writeFileSync(filePath, content, 'utf8');
+    console.log(`Fixed: ${path.basename(filePath)}`);
+  }
+});
+
+console.log('Done!');