add absorb script and upgrade script

scripts/upgrade/upgradeLendingPriceFeed.ts

@@ -0,0 +1,117 @@
+import { ethers, upgrades } from "hardhat";
+import * as fs from "fs";
+import * as path from "path";
+
+/**
+ * 升级 LendingPriceFeed 合约
+ * 使用 upgrades.upgradeProxy() 进行 UUPS 升级
+ */
+async function main() {
+    const [deployer] = await ethers.getSigners();
+    console.log("\n==========================================");
+    console.log("🔄 升级 LendingPriceFeed 合约");
+    console.log("==========================================");
+    console.log("升级账户:", deployer.address);
+    console.log("账户余额:", ethers.formatEther(await ethers.provider.getBalance(deployer.address)), "ETH\n");
+
+    // ========== 读取部署信息 ==========
+    const deploymentsPath = path.join(__dirname, "../../deployments-lending.json");
+    if (!fs.existsSync(deploymentsPath)) {
+        throw new Error("未找到部署信息文件，请先运行部署脚本");
+    }
+
+    const network = await ethers.provider.getNetwork();
+    const chainId = network.chainId.toString();
+    const allDeployments = JSON.parse(fs.readFileSync(deploymentsPath, "utf-8"));
+    const deployments = allDeployments[chainId];
+
+    if (!deployments) {
+        throw new Error(`未找到网络 ${chainId} 的部署信息`);
+    }
+
+    if (!deployments.lendingPriceFeed) {
+        throw new Error("未找到 LendingPriceFeed Proxy 地址，请先运行部署脚本");
+    }
+
+    console.log("📋 当前部署的合约:");
+    console.log("  LendingPriceFeed Proxy:", deployments.lendingPriceFeed);
+    if (deployments.lendingPriceFeedImpl) {
+        console.log("  LendingPriceFeed Impl: ", deployments.lendingPriceFeedImpl);
+    }
+    console.log("");
+
+    // ========== 升级 LendingPriceFeed ==========
+    console.log("🔄 Phase 1: 升级 LendingPriceFeed 合约");
+
+    console.log("  当前 LendingPriceFeed Proxy:", deployments.lendingPriceFeed);
+    if (deployments.lendingPriceFeedImpl) {
+        console.log("  当前 LendingPriceFeed Implementation:", deployments.lendingPriceFeedImpl);
+    }
+
+    // 获取新的 LendingPriceFeed 合约工厂
+    const LendingPriceFeedV2 = await ethers.getContractFactory("LendingPriceFeed");
+
+    console.log("\n  正在验证新实现合约...");
+    const upgradedPriceFeed = await upgrades.upgradeProxy(
+        deployments.lendingPriceFeed,
+        LendingPriceFeedV2,
+        {
+            kind: "uups"
+        }
+    );
+    await upgradedPriceFeed.waitForDeployment();
+
+    console.log("  ✅ LendingPriceFeed 已升级！");
+
+    // 获取新的实现合约地址
+    const upgradedPriceFeedAddress = await upgradedPriceFeed.getAddress();
+    const newPriceFeedImplAddress = await upgrades.erc1967.getImplementationAddress(upgradedPriceFeedAddress);
+    console.log("  新 LendingPriceFeed Implementation:", newPriceFeedImplAddress);
+
+    // 验证升级
+    console.log("\n  验证升级结果:");
+    console.log("  LendingPriceFeed Proxy (不变):", upgradedPriceFeedAddress);
+    console.log("  Owner:", await upgradedPriceFeed.owner());
+    console.log("  USDC Address:", await upgradedPriceFeed.usdcAddress());
+
+    // 保存升级历史
+    if (!deployments.upgradeHistory) {
+        deployments.upgradeHistory = [];
+    }
+
+    deployments.upgradeHistory.push({
+        timestamp: new Date().toISOString(),
+        contract: "LendingPriceFeed",
+        oldImplementation: deployments.lendingPriceFeedImpl || "未记录",
+        newImplementation: newPriceFeedImplAddress,
+        upgrader: deployer.address
+    });
+
+    // 保存新的实现地址
+    deployments.lendingPriceFeedImpl = newPriceFeedImplAddress;
+    deployments.lastUpgradeTime = new Date().toISOString();
+
+    allDeployments[chainId] = deployments;
+    fs.writeFileSync(deploymentsPath, JSON.stringify(allDeployments, null, 2));
+
+    console.log("\n✅ LendingPriceFeed 升级完成！");
+    console.log("=====================================");
+    console.log("旧实现:", deployments.upgradeHistory[deployments.upgradeHistory.length - 1].oldImplementation);
+    console.log("新实现:", newPriceFeedImplAddress);
+    console.log("=====================================\n");
+
+    console.log("💾 升级信息已保存到:", deploymentsPath);
+    console.log("");
+    console.log("📌 重要提示:");
+    console.log("  1. 代理地址保持不变，用户无需更改合约地址");
+    console.log("  2. 所有状态数据已保留");
+    console.log("  3. 建议运行验证脚本确认升级成功");
+    console.log("  4. 建议在测试网充分测试后再升级主网\n");
+}
+
+main()
+    .then(() => process.exit(0))
+    .catch((error) => {
+        console.error(error);
+        process.exit(1);
+    });