add absorb script and upgrade script

scripts/liquidation_bot/index.ts

@@ -0,0 +1,102 @@
+import hre from 'hardhat';
+import { liquidateUnderwaterBorrowers } from './liquidateUnderwaterBorrowers';
+import * as fs from 'fs';
+import * as path from 'path';
+const LOOP_DELAY = 5000; // 5 秒轮询间隔
+
+/**
+ * 清算机器人主循环
+ */
+async function main() {
+  const network = hre.network.name;
+  const chainId = hre.network.config.chainId;
+
+  console.log('\n==========================================');
+  console.log('🤖 YT Lending Liquidation Bot Started');
+  console.log('==========================================');
+  console.log('Network:', network);
+  console.log('Chain ID:', chainId);
+  console.log('Loop Delay:', LOOP_DELAY, 'ms\n');
+
+  // 读取部署信息
+  const deploymentsPath = path.join(__dirname, '../../deployments-lending.json');
+  if (!fs.existsSync(deploymentsPath)) {
+    throw new Error('deployments-lending.json not found');
+  }
+
+  const deployments = JSON.parse(fs.readFileSync(deploymentsPath, 'utf-8'));
+  const deployment = deployments[chainId?.toString() || '421614'];
+
+  if (!deployment) {
+    throw new Error(`No deployment found for chainId: ${chainId}`);
+  }
+
+  console.log('📋 Contract Addresses:');
+  console.log('  Lending Proxy:', deployment.lendingProxy);
+  console.log('  Price Feed:', deployment.lendingPriceFeedProxy);
+  console.log('  Base Token (USDC):', deployment.usdcAddress);
+  console.log('');
+
+  // 获取签名者
+  const [signer] = await hre.ethers.getSigners();
+  console.log('👤 Liquidator Address:', await signer.getAddress());
+  console.log('💰 Liquidator Balance:', hre.ethers.formatEther(await hre.ethers.provider.getBalance(signer)), 'ETH\n');
+
+  // 初始化合约
+  const lendingContract = await hre.ethers.getContractAt(
+    'Lending',
+    deployment.lendingProxy,
+    signer
+  );
+
+  const priceFeedContract = await hre.ethers.getContractAt(
+    'LendingPriceFeed',
+    deployment.lendingPriceFeedProxy,
+    signer
+  );
+
+  console.log('✅ Contracts initialized\n');
+  console.log('==========================================');
+  console.log('🔄 Starting main loop...\n');
+
+  let lastBlockNumber: number | undefined;
+
+  // Compound V3 风格：while(true) 轮询
+  while (true) {
+    try {
+      const currentBlockNumber = await hre.ethers.provider.getBlockNumber();
+
+      console.log(`[${new Date().toISOString()}] Block: ${currentBlockNumber}`);
+
+      // 检查是否有新区块（每个区块只处理一次）
+      if (currentBlockNumber !== lastBlockNumber) {
+        lastBlockNumber = currentBlockNumber;
+
+        // 执行清算逻辑
+        await liquidateUnderwaterBorrowers(
+          lendingContract,
+          priceFeedContract,
+          signer
+        );
+
+        console.log(''); // 空行分隔
+      } else {
+        console.log(`Block already checked; waiting ${LOOP_DELAY}ms...\n`);
+      }
+
+      // 等待下一次轮询
+      await new Promise(resolve => setTimeout(resolve, LOOP_DELAY));
+    } catch (error) {
+      console.error('❌ Error in main loop:', error);
+      console.log(`Retrying in ${LOOP_DELAY}ms...\n`);
+      await new Promise(resolve => setTimeout(resolve, LOOP_DELAY));
+    }
+  }
+}
+
+main()
+  .then(() => process.exit(0))
+  .catch((error) => {
+    console.error('❌ Fatal error:', error);
+    process.exit(1);
+  });