Pdf to markdown (#2730)

# Description

Please provide a summary of the changes, including relevant motivation
and context.

Closes #(issue_number)

## Checklist

- [ ] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [ ] I have performed a self-review of my own code
- [ ] I have attached images of the change if it is UI based
- [ ] I have commented my code, particularly in hard-to-understand areas
- [ ] If my code has heavily changed functionality I have updated
relevant docs on [Stirling-PDFs doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
- [ ] My changes generate no new warnings
- [ ] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

---------

Co-authored-by: a <a>

src/main/resources/messages_en_US.properties

@@ -450,8 +450,11 @@ HTMLToPDF.tags=markup,web-content,transformation,convert
 
 home.MarkdownToPDF.title=Markdown to PDF
 home.MarkdownToPDF.desc=Converts any Markdown file to PDF
-MarkdownToPDF.tags=markup,web-content,transformation,convert
+MarkdownToPDF.tags=markup,web-content,transformation,convert,md
 
+home.PDFToMarkdown.title=PDF to Markdown
+home.PDFToMarkdown.desc=Converts any PDF to Markdown
+PDFToMarkdown.tags=markup,web-content,transformation,convert,md
 
 home.getPdfInfo.title=Get ALL Info on PDF
 home.getPdfInfo.desc=Grabs any and all information possible on PDFs
@@ -646,6 +649,11 @@ MarkdownToPDF.help=Work in progress
 MarkdownToPDF.credit=Uses WeasyPrint
 
 
+#pdf-to-markdown
+PDFToMarkdown.title=PDF To Markdown
+PDFToMarkdown.header=PDF To Markdown
+PDFToMarkdown.submit=Convert
+
 
 #url-to-pdf
 URLToPDF.title=URL To PDF