coder-rust-conventions

<skill_overview> Write idiomatic, readable, and maintainable Rust Writing new Rust code Reviewing naming and style Refactoring for idiomatic patterns Setting formatting and lint rules Rust API Guidelines rustfmt Clippy </skill_overview> <naming_conventions> Functions, variables, modules, files Types, traits, enums, enum variants Constants, static items Use as_* for cheap conversions Use to_* for potentially expensive conversions