Developed TypeScript tsconfig fallback support for monorepos in the storybookjs/storybook repository, enabling Storybook to handle missing configuration files more gracefully. The solution introduced a fallback chain that checks multiple tsconfig variants, improving resilience in complex monorepo setups. Logging was added to notify users when fallbacks are triggered, enhancing observability and user guidance. Comprehensive test coverage ensured consistent behavior across both Vite and Webpack build systems. The work focused on front end development using React and TypeScript, with attention to robust testing practices. These changes reduced setup friction and troubleshooting for users managing diverse TypeScript configurations in monorepo environments.