Cargo Workflows Purpose Guide agents through Cargo workspaces, feature management, build scripts ( ), CI integration, incremental compilation, and the Cargo tool ecosystem. Triggers - "How do I set up a Cargo workspace with multiple crates?" - "How do features work in Cargo?" - "How do I write a build.rs script?" - "How do I speed up Cargo builds in CI?" - "How do I audit my Rust dependencies?" - "What is cargo nextest and should I use it?" Workflow 1. Workspace setup 2. Feature flags Feature gotchas: - Features are additive: once enabled anywhere in the dependency graph, they stay enabled -…