4035389: Generate a .cursor/hooks.json with an afterFileEdit command that runs npx ultracite fix when Cursor is selected during init, replacing the previous Cursor rules-file approach.18ed1f3: Rewrite the bundled agent rules file (.cursor/rules/ultracite.mdc, .claude/..., etc.): collapse hundreds of short-hand directives into a shorter, structured markdown document tailored for AI coding agents, incorporating feedback from the Cursor team.7aa5fd8: Add a --diagnostic-level option to ultracite check that forwards to Biome's --diagnostic-level=info|warn|error, letting users filter output down to warnings or errors only.f9e2141: Use glob to find every tsconfig*.json in the project and patch each one to enable strictNullChecks, instead of only creating/updating a single root ./tsconfig.json (which broke monorepos with no root config).