* Add rtl automatic detection to base.scss
* Implement RTL support for Arabic and Persian locales and update HTML direction attribute in renderPage component
* Update HTML direction attribute in renderPage component to prioritize frontmatter dir value
* Refactor renderPage component to simplify HTML direction attribute assignment by removing frontmatter dir fallback
* chore(deps): update flexsearch to version 0.8.205 and adjust search encoder.
* refactor(search): enhance search encoder and update search results type
- Improved the encoder function to filter out empty tokens.
- Updated the search results type from a specific FlexSearch type to a more generic 'any' type for flexibility.
- Removed redundant rtl property from the index configuration.
* refactor(search): remove rtl property from search index configuration
* refactor(search): improve encoder function formatting
- Updated the encoder function to use consistent arrow function syntax for better readability.
* refactor(search): update search results type to DefaultDocumentSearchResults
- Imported DefaultDocumentSearchResults from FlexSearch for improved type safety.
- Changed the type of searchResults from 'any' to DefaultDocumentSearchResults<Item> for better clarity and maintainability.
