chore: apply ruff formatting and fix whitespace issues

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

frontend/templates/env_debug.html

@@ -69,7 +69,7 @@
       Configuration is loaded from environment variables or .env files.
       Make sure your environment variables are correctly set.
     </p>
-    
+
     <div class="mt-4">
       <a href="/api/diagnostic/settings" class="inline-flex items-center px-4 py-2 border border-transparent text-sm font-medium rounded-md shadow-sm text-white bg-indigo-600 hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500">
         View API Diagnostic