Rust Cargo Build System

Use Cargo as a versioned package manager, build orchestrator, and automation interface. Base decisions on the project's actual Cargo version, MSRV, workspace root, targets, and release model. Use the official Cargo Book as the authority; keep this skill focused on task selection, execution, and validation.

Preflight

Run the smallest relevant subset:

rustc --version --verbose
cargo --version
cargo locate-project --workspace
cargo metadata --no-deps --format-version 1

Determine: