- Add `examples/reproducers/popover-bug-repro.spec.ts` for ReferenceError in popover tests.
- Add `examples/reproducers/moderation-bug-repro.spec.ts` for "Show anyway" button visibility.
- Add `examples/reproducers/sidebar-bug-repro.spec.ts` for mobile sidebar layout margin mismatch.
- Add `examples/reproducers/login-modal-bug-repro.spec.ts` for login modal error visibility.
- Include markdown documentation for each reproducer.