AtCoder Clans is a content-only MkDocs site aggregating AtCoder competitive programming
resources. There is no application code — all contributions are Markdown files under docs/.
Detailed rules are in .claude/rules/:
- architecture.md — Project structure and content organization
- tools.md — Development tools, versions, and constraints
- running-site.md — Development commands and workflow
- content.md — Content entry format and policy
- workflow.md — Planning, confirmation, and documentation rules