Homepage update (#2663)

# 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: Reece Browne <reece@stirling.pdf>

src/main/java/stirling/software/SPDF/controller/web/HomeWebController.java

@@ -74,6 +74,12 @@ public class HomeWebController {
         return "redirect:/";
     }
 
+    @GetMapping("/home-legacy")
+    public String homeLegacy(Model model) {
+        model.addAttribute("currentPage", "home-legacy");
+        return "home-legacy";
+    }
+
     @GetMapping(value = "/robots.txt", produces = MediaType.TEXT_PLAIN_VALUE)
     @ResponseBody
     @Hidden