skill-authoring
by abhattacherjee
"Creates and optimizes Claude Code skills following Anthropic's official best practices with emphasis on agent parallelization and script-first determinism. Use when: (1) creating a new skill from scratch, (2) optimizing an existing skill that exceeds 500 lines or has poor discoverability, (3) extracting inline code into scripts/ or reference material into references/, (4) designing orchestrator + sub-agent architectures for complex skills, (5) restructuring a skill directory into SKILL.md + scripts/ + references/ layout, (6) auditing skill cross-references for stale links. Covers: agent-first orchestration, parallel sub-agent design, script-first determinism, frontmatter rules, progressive disclosure, directory layout, description writing, and quality checklist."