Fix: Add cache-busting version parameter to JavaScript files

- Added ?v=3 to script.js and ?v=2 to storage-utils.js
- Forces browsers to reload the fixed JavaScript files
- Resolves cached script.js with duplicate safeStorage declaration

py_app/app/templates/base.html

@@ -66,9 +66,9 @@
         {% block content %}{% endblock %}
     </div>
     <!-- Safe localStorage utility (must load first) -->
-    <script src="{{ url_for('static', filename='js/storage-utils.js') }}"></script>
+    <script src="{{ url_for('static', filename='js/storage-utils.js') }}?v=2"></script>
     {% if request.endpoint != 'main.fg_quality' %}
-    <script src="{{ url_for('static', filename='script.js') }}"></script>
+    <script src="{{ url_for('static', filename='script.js') }}?v=3"></script>
     {% endif %}
     
     <!-- Bootstrap JavaScript -->