yarn-error.log

Arguments: 
  /Users/mortimr/.nvm/versions/node/v16.6.0/bin/node /Users/mortimr/.nvm/versions/node/v16.6.0/bin/yarn add hardhat-foundry

PATH: 
  /Users/mortimr/.nix-profile/bin:/Users/mortimr/.nvm/versions/node/v16.6.0/bin:/opt/homebrew/bin:/opt/homebrew/sbin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/go/bin:/usr/local/MacGPG2/bin:/Library/Apple/usr/bin:/Users/mortimr/.cargo/bin:/Users/mortimr/bin

Yarn version: 
  1.22.15

Node version: 
  16.6.0

Platform: 
  darwin arm64

Trace: 
  Error: getaddrinfo ENOTFOUND registry.yarnpkg.com
      at GetAddrInfoReqWrap.onlookup [as oncomplete] (node:dns:71:26)

npm manifest: 
  {
    "name": "hardhat-project",
    "devDependencies": {
      "@nomiclabs/hardhat-ethers": "^2.0.4",
      "@nomiclabs/hardhat-etherscan": "^2.1.8",
      "@nomiclabs/hardhat-waffle": "^2.0.1",
      "@typechain/ethers-v5": "^7.2.0",
      "@typechain/hardhat": "^2.3.1",
      "@types/chai": "^4.3.0",
      "@types/mocha": "^9.0.0",
      "@types/node": "^12.20.42",
      "@typescript-eslint/eslint-plugin": "^4.33.0",
      "@typescript-eslint/parser": "^4.33.0",
      "chai": "^4.3.4",
      "dotenv": "^10.0.0",
      "eslint": "^7.32.0",
      "eslint-config-prettier": "^8.3.0",
      "eslint-config-standard": "^16.0.3",
      "eslint-plugin-import": "^2.25.4",
      "eslint-plugin-node": "^11.1.0",
      "eslint-plugin-prettier": "^3.4.1",
      "eslint-plugin-promise": "^5.2.0",
      "ethereum-waffle": "^3.4.0",
      "ethers": "^5.5.3",
      "hardhat": "^2.8.2",
      "hardhat-gas-reporter": "^1.0.7",
      "prettier": "^2.5.1",
      "prettier-plugin-solidity": "^1.0.0-beta.13",
      "solhint": "^3.3.6",
      "solidity-coverage": "^0.7.18",
      "ts-node": "^10.4.0",
      "typechain": "^5.2.0",
      "typescript": "^4.5.4"
    }
  }

yarn manifest: 
  No manifest

Lockfile: 
  No lockfile