- Merge structural lint rules into oxlint.json and remove the second config file
- Add #tests/* path aliases and rewrite deep test helper imports
- Ban new deep parent-relative imports through the shared lint config
- Move render.test.ts into focused JSX builder, tree render, grid layout, and text prop files
- Preserve all 56 render tests and keep scoped non-null assertion enforcement on the new folder
- Validate the split with the render/jsx test folder and the full check command