Swift
Installation
SKILL.md
Quick Reference
| Topic | File |
|---|---|
| Optionals, nil safety, force unwrap | optionals.md |
| Retain cycles, weak refs, closures | memory.md |
| async/await, actors, Sendable, value types | concurrency.md |
| JSON encoding/decoding traps | codable.md |
| Protocols, collections, strings, errors, build | types.md |
| SwiftUI state (@State, @Binding, Combine) | swiftui.md |
| Property wrappers, actors, result builders, macros | advanced.md |
| XCTest pitfalls, SPM gotchas | testing.md |