- Implement breadcrumbs for `index`, `create`, and `edit` views.
- Add conditional logic to handle optional category paths in `create` and `edit` views.
- Update `DocumentationService::create` to support an optional `categoryId` parameter.
- Introduce `CreateRequest` for input validation.
- Adjust controller logic to handle `categoryId`.
- Restructure create/edit views under the `documentation-versions` directory.
- Relocate `documentations` views to the `documentation-versions` directory.
- Update includes and routes across affected templates to align with the new directory structure.
- Apply minor styling tweaks for improved spacing consistency.
kor-elf