feat: 添加多链支持和 Lending 借贷系统

- 新增 ARB Sepolia + BNB Testnet 多链支持
- 添加 LendingPanel 借贷系统组件
- 添加 LendingAdminPanel 管理面板
- 添加 USDCPanel USDC 操作组件
- 添加 HoldersPanel 持有人信息组件
- 添加 AutoTestPanel 自动化测试组件
- 重构 LP 组件为模块化结构 (LP/)
- 添加多个调试和测试脚本
- 修复 USDC 精度动态配置
- 优化合约配置支持多链切换

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

frontend/scripts/check-transaction-details.js

@@ -0,0 +1,75 @@
+import { createPublicClient, http, getAddress } from 'viem'
+import { arbitrumSepolia } from 'viem/chains'
+
+const client = createPublicClient({
+  chain: arbitrumSepolia,
+  transport: http('https://api.zan.top/node/v1/arb/sepolia/baf84c429d284bb5b676cb8c9ca21c07')
+})
+
+const TX_HASH = '0xf38e4201b397b2e267402e2b355c811fb0d99ce2c9f67b3b0fff26028a7a4df4'
+
+async function main() {
+  console.log('\n检查交易详情...\n')
+  console.log('交易哈希:', TX_HASH, '\n')
+
+  try {
+    // 获取交易详情
+    const tx = await client.getTransaction({ hash: TX_HASH })
+
+    console.log('=== 交易基本信息 ===')
+    console.log('From:', tx.from)
+    console.log('To:', tx.to)
+    console.log('区块:', tx.blockNumber)
+    console.log('Gas Used:', tx.gas.toString())
+    console.log('\n函数调用 (input):', tx.input.slice(0, 200) + '...')
+    console.log('函数选择器:', tx.input.slice(0, 10))
+
+    // 获取交易回执
+    const receipt = await client.getTransactionReceipt({ hash: TX_HASH })
+
+    console.log('\n=== 交易回执 ===')
+    console.log('状态:', receipt.status === 'success' ? '✓ 成功' : '✗ 失败')
+    console.log('Gas 实际使用:', receipt.gasUsed.toString())
+    console.log('事件数量:', receipt.logs.length)
+
+    console.log('\n=== 事件日志 ===')
+    receipt.logs.forEach((log, i) => {
+      console.log(`\n事件 ${i + 1}:`)
+      console.log('  合约:', log.address)
+      console.log('  Topics[0]:', log.topics[0])
+
+      // 识别 Transfer 事件 (keccak256("Transfer(address,address,uint256)"))
+      if (log.topics[0] === '0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef') {
+        console.log('  类型: Transfer 事件')
+        if (log.topics[1]) console.log('  From:', '0x' + log.topics[1].slice(26))
+        if (log.topics[2]) console.log('  To:', '0x' + log.topics[2].slice(26))
+      }
+      // 识别 SupplyCollateral 事件
+      else if (log.topics[0] === '0x...') {  // 需要知道实际的事件签名
+        console.log('  类型: SupplyCollateral 事件')
+      }
+      else {
+        console.log('  类型: 未知事件')
+      }
+
+      console.log('  Data:', log.data.slice(0, 66) + (log.data.length > 66 ? '...' : ''))
+    })
+
+    // 解析函数选择器
+    const selector = tx.input.slice(0, 10)
+    console.log('\n=== 函数识别 ===')
+    const functionMap = {
+      '0x47e7ef24': 'deposit(address,uint256)',
+      '0xe8eda9df': 'supplyCollateral(address,uint256)',
+      '0x23b872dd': 'transferFrom(address,address,uint256)',
+      '0xf213159c': 'supply(uint256)',
+      '0x2e1a7d4d': 'withdraw(uint256)'
+    }
+    console.log('调用函数:', functionMap[selector] || '未知: ' + selector)
+
+  } catch (error) {
+    console.error('查询失败:', error.message)
+  }
+}
+
+main()