deploy on vercel

README.md

@@ -4,8 +4,10 @@
 
 Aqua is a liquid ETH staking application that allows users to stake their ETH and receive Interest Bearing Tokens (aqETH) in return. aqETH tokens represent a staked position in the ETH pool and accrue interest over time, offering a profitable and liquid staking solution.
 
+## Live demo
+https://aqua-kappa-six.vercel.app/
 
-## Description Readme
+## Description
 
 [Backend README](./backend/README.md)
 

backend/contracts/Aqua.sol

@@ -16,6 +16,7 @@ contract Aqua is ERC20, Ownable {
     mapping(address => uint256) public gainedInterests;
     uint256 private constant INITIAL_EXCHANGE_RATE = 99; // Initial 1 ETH = 1 aqETH for simplicity
     uint256 private constant EXCHANGE_RATE_BASE = 100; // Base value for calculations
+    uint256 private constant MINIMUM_EXCHANGE_RATE = 100;
     uint256 private ASSET_STEP = 10e21; // 1,000 ETH in wei for rate adjustment
     uint256 private RATE_DECREASE_PER_STEP = 1; // Decrease rate by 0.01 aqETH per ASSET_STEP
 
@@ -50,7 +51,7 @@ contract Aqua is ERC20, Ownable {
 
 
         if (currentRate < 80) {
-            currentRate = minimumRate;
+            currentRate = MINIMUM_EXCHANGE_RATE;
         }
 
         return currentRate;

backend/scripts/deploy.js

@@ -12,11 +12,11 @@ async function deployAqETHTokenContract() {
   return aqETH;
 }
 
-async function deployAquaContract(aqETHAddress) {
+async function deployAquaContract() {
 
-  console.log(`Start deploying  Aqua staking contract...`, aqETHAddress);
+  console.log(`Start deploying  Aqua staking contract...`);
 
-  const aqua = await hre.ethers.deployContract("Aqua", [aqETHAddress]);
+  const aqua = await hre.ethers.deployContract("Aqua");
   await aqua.waitForDeployment();
 
   console.log(`Aqua contract is deployed to ${aqua.target}`);
@@ -27,10 +27,10 @@ async function deployAquaContract(aqETHAddress) {
 async function main() {
 
 
-  const aqua = await deployAquaContract(aqETH.target);
-
-aqua.setAssetStep(10e21)
-aqua.setRateDecreasePerStep(1)
+  const aqua = await deployAquaContract();
+  const assetStep = ethers.parseEther("1000");
+  aqua.setAssetStep(assetStep);
+  aqua.setRateDecreasePerStep(1);
 
 }