Galaxy Training Material Expert Expert knowledge for writing and updating tutorials in the Galaxy Training Network (GTN) repository (github.com/galaxyproject/training-material). Covers the custom markdown syntax, file structure, and pedagogical conventions. When to Use This Skill - Writing or editing GTN tutorial content (tutorial.md files) - Creating new tutorials or topics - Understanding GTN-specific markdown syntax (boxes, tool refs, snippets, icons) - Reviewing or fixing tutorial formatting issues - Adding slides, workflows, or data libraries to tutorials - Updating YAML front matter met…