User management and module improvements

- Added daily_mirror module to permissions system
- Fixed user module management - updates now work correctly
- Implemented dashboard module filtering based on user permissions
- Fixed warehouse create_locations page (config parser and delete)
- Implemented POST-Redirect-GET pattern to prevent duplicate entries
- Added application license system with validation middleware
- Cleaned up debug logging code
- Improved user module selection with fetch API instead of form submit

py_app/app/permissions_simple.py

@@ -23,6 +23,12 @@ MODULES = {
         'scan_pages': ['move_orders'],
         'management_pages': ['create_locations', 'warehouse_reports', 'inventory_management'],
         'worker_access': ['move_orders_only']  # Workers can move orders but not create locations
+    },
+    'daily_mirror': {
+        'name': 'Daily Mirror (BI & Reports)',
+        'scan_pages': [],
+        'management_pages': ['daily_mirror', 'build_database', 'view_production_data'],
+        'worker_access': []  # Workers typically don't need access to BI
     }
 }