Coding Practices Code Organization - Single responsibility : Each source file should have a clear, focused scope/purpose - Split large files : Break files when they become large or handle too many concerns - Type separation : Always separate types and interfaces into or - Constants extraction : Move constants to a dedicated file Runtime Environment - Prefer isomorphic code : Write runtime-agnostic code that works in Node, browser, and workers whenever possible - Clear runtime indicators : When code is environment-specific, add a comment at the top of the file: TypeScript - Explicit return typ…