added disperse contact and docker

.env.example

@@ -1,3 +1,4 @@
-ETHERSCAN_API_KEY=ABC123ABC123ABC123ABC123ABC123ABC1
-ROPSTEN_URL=https://eth-ropsten.alchemyapi.io/v2/<YOUR ALCHEMY KEY>
-PRIVATE_KEY=0xabc123abc123abc123abc123abc123abc123abc123abc123abc123abc123abc1
+TESTNET_URL=https://ropsten.infura.io/v3/e48bbd8badb94d408f15eaad7e1ba4f9
+ETHERSCAN_API_KEY=ABC123ABC123ABC123ABC123ABC123ABC8
+PRIVATE_KEY=0xabc123abc123abc123abc123abc123abc123abc123abc123abc123abc123abc3
+

Dockerfile

@@ -0,0 +1,19 @@
+FROM node:16-alpine
+
+WORKDIR /usr/src/app
+RUN apk add --no-cache python3 make g++
+
+COPY package*.json ./
+RUN npm install
+
+COPY test/* test/
+COPY scripts/* scripts/
+COPY contracts/* contracts/
+COPY tsconfig.json .
+COPY hardhat.config.ts .
+
+RUN npm run compile
+RUN npm run test
+
+COPY $PWD/docker/* /usr/local/bin/
+ENTRYPOINT ["/bin/sh", "/usr/local/bin/entrypoint.sh"]

contracts/CBToken.sol

@@ -9,9 +9,11 @@ contract CBToken is ERC20, AccessControl {
     bytes32 public constant BURNER_ROLE = keccak256("BURNER_ROLE");
     uint8 private _decimals;
 
-    constructor(string memory name_, string memory symbol_, uint8 decimals_)
-        ERC20(name_, symbol_)
-    {
+    constructor(
+        string memory name_,
+        string memory symbol_,
+        uint8 decimals_
+    ) ERC20(name_, symbol_) {
         _grantRole(DEFAULT_ADMIN_ROLE, msg.sender);
         _grantRole(MINTER_ROLE, msg.sender);
         _grantRole(BURNER_ROLE, msg.sender);
@@ -22,7 +24,7 @@ contract CBToken is ERC20, AccessControl {
     function decimals() public view virtual override returns (uint8) {
         return _decimals;
     }
-   
+
     function mint(address to, uint256 amount) external onlyRole(MINTER_ROLE) {
         _mint(to, amount);
     }

docker/deploy.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+# Change to the correct directory
+cd /usr/src/app;
+# Compile contracts
+npm run compile;
+# Deploy contract
+npm run deploy;

docker/entrypoint.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+# Change to the correct directory
+cd /usr/src/app;
+# Keep node alive
+set -e
+if [ "${1#-}" != "${1}" ] || [ -z "$(command -v "${1}")" ]; then
+  set -- node "$@"
+fi
+exec "$@"

hardhat.config.ts

@@ -25,15 +25,16 @@ task("accounts", "Prints the list of accounts", async (taskArgs, hre) => {
 const config: HardhatUserConfig = {
   solidity: "0.8.4",
   networks: {
-    ropsten: {
-      url: process.env.ROPSTEN_URL || "",
+    mainnet: {
+      url: process.env.MAINNET_URL || "",
+      accounts:
+        process.env.PRIVATE_KEY !== undefined ? [process.env.PRIVATE_KEY] : [],
+    },
+    testnet: {
+      url: process.env.TESTNET_URL || "",
       accounts:
         process.env.PRIVATE_KEY !== undefined ? [process.env.PRIVATE_KEY] : [],
     },
-  },
-  gasReporter: {
-    enabled: process.env.REPORT_GAS !== undefined,
-    currency: "USD",
   },
   etherscan: {
     apiKey: process.env.ETHERSCAN_API_KEY,

package.json

@@ -1,5 +1,13 @@
 {
   "name": "nb-sandbox-token",
+  "scripts": {
+    "compile": "hardhat compile",
+    "deploy_CBToken:testnet": "hardhat run scripts/deploy.ts --network testnet",
+    "deploy_CBToken:mainnet": "hardhat run scripts/deploy.ts --network mainnet",
+    "deploy_disperse:testnet": "hardhat run scripts/disperse.ts --network testnet",
+    "deploy_dispers:mainnet": "hardhat run scripts/disperse.ts --network mainnet",
+    "test": "hardhat test"
+  },
   "devDependencies": {
     "@nomiclabs/hardhat-ethers": "^2.0.5",
     "@nomiclabs/hardhat-etherscan": "^3.0.3",