Add deployment script

.env.example

@@ -0,0 +1,3 @@
+ALCHEMY_ID="<>"
+ETHERSCAN="<>"
+PRIVATE_KEY="<>"

hardhat.config.js

@@ -4,6 +4,7 @@ require("@nomiclabs/hardhat-etherscan");
 
 require("dotenv").config();
 const ALCHEMY_ID = process.env.ALCHEMY_ID;
+const PRIVATE_KEY = process.env.PRIVATE_KEY;
 
 // You need to export an object to set up your config
 // Go to https://hardhat.org/config/ to learn more
@@ -13,7 +14,15 @@ const ALCHEMY_ID = process.env.ALCHEMY_ID;
  */
 module.exports = {
   defaultNetwork: "hardhat",
-  solidity: "0.7.3",
+  solidity: {
+    version: "0.7.3",
+    settings: {
+      optimizer: {
+        enabled: true,
+        runs: 200
+      }
+    }
+  },
   networks: {
     hardhat: {
       forking: {
@@ -22,9 +31,13 @@ module.exports = {
       },
       blockGasLimit: 12000000,
     },
+    kovan: {
+      url: `https://eth-kovan.alchemyapi.io/v2/${ALCHEMY_ID}`,
+      accounts: [`0x${PRIVATE_KEY}`],
+      gas: 12500000,
+    },
   },
   etherscan: {
     apiKey: process.env.ETHERSCAN
   }
 };
-

package-lock.json

@@ -9,7 +9,8 @@
       "license": "ISC",
       "dependencies": {
         "@nomiclabs/hardhat-etherscan": "^2.1.1",
-        "dotenv": "^8.2.0"
+        "dotenv": "^8.2.0",
+        "rlp": "^2.2.6"
       },
       "devDependencies": {
         "@nomiclabs/hardhat-ethers": "^2.0.2",

package.json

@@ -20,6 +20,7 @@
   },
   "dependencies": {
     "@nomiclabs/hardhat-etherscan": "^2.1.1",
-    "dotenv": "^8.2.0"
+    "dotenv": "^8.2.0",
+    "rlp": "^2.2.6"
   }
 }