npx claudepluginhub thebushidocollective/han --plugin typescriptDefined in hooks/hooks.json
han hook run typescript typecheck --asyncEdit|Write|NotebookEdithan hook run typescript typecheck-async --asynchan hook run typescript typecheck --asyncRuns async Scala formatting after Edit/Write tools and on Stop/SubagentStop; runs Scala tests on Stop/SubagentStop. Executes commands that write files.