This will test your skills with basic form structure, validation, and submission. The success state will also be an excellent opportunity to work with DOM manipulation.
2 files for Codex, OpenCode and Claude Code: newsletter-sign-up-with-success-message AGENTS.md, newsletter-sign-up-with-success-message CLAUDE.md — 2,238 tokens loaded in every session.
AGENTS.md A 2,206 tok CLAUDE.md A 32 tok These files are frontendmentorio/newsletter-sign-up-with-success-message's own configuration — they tell Codex, OpenCode and Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.