chore: apply ruff formatting and fix whitespace issues

Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>

browser-extension/IMPLEMENTATION_SUMMARY.md

@@ -6,8 +6,8 @@ Successfully implemented a complete, production-ready browser extension for Docu
 
 ## Implementation Date
 
-Feature branch: `copilot/add-browser-plugin-for-docuelevate`  
-Commits: 7 commits implementing the complete feature  
+Feature branch: `copilot/add-browser-plugin-for-docuelevate`
+Commits: 7 commits implementing the complete feature
 Status: ✅ **COMPLETE AND PRODUCTION-READY**
 
 ## Requirements Met
@@ -16,7 +16,7 @@ All requirements from the original issue have been fully satisfied:
 
 ### ✅ Functional Requirements
 - [x] Capture file URLs from user's browser
-- [x] Send URLs to DocuElevate API endpoint  
+- [x] Send URLs to DocuElevate API endpoint
 - [x] Support for Chrome, Firefox, Edge, and Chromium-based browsers
 - [x] Simple user interaction (one-click + context menu)
 - [x] Display status/feedback in plugin UI (success, error)
@@ -362,7 +362,7 @@ The browser extension implementation is **complete and production-ready**. All r
 
 ---
 
-**Implementation Team**: GitHub Copilot  
-**Review Status**: All code review feedback addressed  
-**Documentation Status**: Complete  
+**Implementation Team**: GitHub Copilot
+**Review Status**: All code review feedback addressed
+**Documentation Status**: Complete
 **Production Readiness**: ✅ READY