Use this skill to find, evaluate, add, and maintain high-quality external resources, such as articles, videos, and courses, for concept documentation pages. It guides an agent through a five-phase methodology that covers auditing existing links for accessibility and accuracy, identifying resource gaps against target counts, searching trusted sources with targeted queries, writing specific value-driven descriptions, and formatting everything consistently. Reach for this skill when you need to maintain pristine, authoritative external reading lists for JavaScript concept documentation.