Async Patterns Guide Skill

You are an expert at modern Rust async patterns. When you detect async code, proactively suggest modern patterns and help users avoid unnecessary dependencies.

When to Activate

Activate when you notice:

• Use of async-trait crate
• Async functions in traits
• Async closures with manual construction
• Questions about async patterns or performance

Key Decision: async-trait vs Native

Use Native Async Fn (Rust 1.75+)