- add shared Base UI-backed checkbox and slider primitives under the form component layer
- move the singles import checkbox and auto-import confidence slider to the shared controls
- keep the import route tests aligned with the new accessible component roles
- Adopt Base UI for the shared form field, input, button, and toggle wrappers
- Replace the local class-name helper with clsx to keep the primitives simpler
- Keep native textarea and select controls where they still fit the existing styling pattern
- Keep Select thin and native, with options supplied as children
- Add a simple shared Button for form actions
- Use both primitives in the issues page and report modal
- Introduce reusable input, textarea, card, button, and action components
- Use them in the issue report composer as the reference implementation
- Keep the TanStack form logic at the usage site and add focused regression coverage
