Batch Processing for Multiple HTML to Markdown Conversions

[lijotech]

Add support for converting multiple HTML files or strings at once. This feature will enhance the library's functionality by allowing users to process a list of files or strings and return a list of converted Markdown outputs.

Details:

• Input Handling: Implement functionality to accept a list of HTML files or strings as input.
• Batch Conversion: Process each file or string in the list and convert them to Markdown.
• Output: Return a list of converted Markdown outputs corresponding to the input list.
• Error Handling: Ensure robust error handling to manage any issues with individual files or strings without interrupting the entire batch process.
• Performance: Optimize the batch processing to handle large numbers of files or strings efficiently.

Benefits:

• Increases the efficiency of converting multiple HTML documents to Markdown.
• Saves time for users who need to process large volumes of HTML content.
• Enhances the versatility and usability of the HtmlToMarkdownConverter library.

Implementation Notes:

• Consider using asynchronous processing to improve performance and responsiveness.
• Provide clear documentation and examples on how to use the batch processing feature.
• Ensure compatibility with various input formats and edge cases.