chore: apply ruff formatting and fix whitespace issues

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

docs/archive/ANALYSIS_SUMMARY.md

@@ -1,7 +1,7 @@
 # Repository Analysis & Improvement Summary
 
-**Date:** 2026-02-06  
-**Repository:** christianlouis/DocuElevate  
+**Date:** 2026-02-06
+**Repository:** christianlouis/DocuElevate
 **Current Version:** v0.5.0
 
 ## Executive Summary
@@ -343,6 +343,6 @@ httpx>=0.26.0
 
 ---
 
-**Prepared by:** GitHub Copilot Agent  
-**Review Status:** Ready for maintainer review  
+**Prepared by:** GitHub Copilot Agent
+**Review Status:** Ready for maintainer review
 **Recommended Action:** Merge and continue with TODO.md priorities

docs/archive/FILENAME_FIX_SUMMARY.md

@@ -61,7 +61,7 @@ Created comprehensive unit tests to verify:
 1. **Test 1**: Original filename is preserved when parameter is provided
    - Uploads a file with UUID-based path but provides original filename "Apostille Sverige.pdf"
    - Verifies the database stores the original filename, not the UUID-based path
-   
+
 2. **Test 2**: Backward compatibility is maintained
    - Calls `process_document` without the optional parameter
    - Verifies it falls back to extracting filename from path

docs/archive/FRAMEWORK_ANALYSIS.md

@@ -170,7 +170,7 @@ Phase 1 (Current - MVP):
   Settings: DB + ENV + DEFAULT
   Encryption: Fernet (app-level)
   UI: Custom settings page
-  
+
 Phase 2 (Production - Optional):
   Settings: DB + ENV + DEFAULT (keep)
   Secrets: HashiCorp Vault (add)

docs/archive/IMPLEMENTATION_CHECKLIST.md

@@ -155,7 +155,7 @@
 **Status: 100% COMPLETE (Code Implementation)** ✅
 
 ✅ Core settings functionality: 100% complete
-✅ Encryption implementation: 100% complete  
+✅ Encryption implementation: 100% complete
 ✅ Setup wizard: 100% complete
 ⚠️ Testing: Manual testing recommended
 ⚠️ Documentation: Enhancement recommended

docs/archive/SETTINGS_IMPLEMENTATION.md

@@ -121,7 +121,7 @@ Created comprehensive `docs/SettingsManagement.md` covering:
 # Non-admin users
 /settings → @require_login → @require_admin_access → Redirect to /
 
-# Admin users  
+# Admin users
 /settings → @require_login → @require_admin_access → Settings page renders
 ```