Concurrency Primitives Skill Overview Expert skill for implementing language-level concurrency support including threads, channels, and synchronization. Capabilities - Design threading API and primitives - Implement mutex and condition variables - Implement channel-based message passing - Design async/await and coroutine systems - Implement work-stealing schedulers - Handle thread-local storage - Design memory model and ordering - Implement green threads/goroutines Target Processes - concurrency-primitives.js - interpreter-implementation.js - bytecode-vm-implementation.js - garbage-collector-…