watch-finished-turbo/apps/web/jest.config.js

const nextJest = require("next/jest");

const createJestConfig = nextJest({
  // Provide the path to your Next.js app to load next.config.js and .env files
  dir: "./"
});

// Add any custom config to be passed to Jest
const customJestConfig = {
  setupFilesAfterEnv: ["<rootDir>/jest.setup.js"],
  moduleNameMapper: {
    // Handle module aliases (this will be automatically configured for you based on your tsconfig.json paths)
    "^@/(.*)$": "<rootDir>/src/$1"
  },
  testEnvironment: "jest-environment-jsdom"
};

// createJestConfig is exported this way to ensure that next/jest can load the Next.js config which is async
module.exports = createJestConfig(customJestConfig);