refactor(core): rename APP_NAME to 'modus', cleanup shared widgets

- Change APP_NAME from 'modus1' to 'modus' in shared/data.py
- Remove unused flat_scale widget
- Add missing imports in animator and customrevealer
- Delete src/utils/uinput.py (unused)
- Remove unused import in utils/functions.py

src/services/modus.py

@@ -572,9 +572,7 @@ def open_trash():
             continue
 
 
-# --- Occlusion (uses Hyprland API above) ---
-
-
+# Occlusion
 def check_occlusion(occlusion_region, workspace=None) -> bool:
     if workspace is None:
         workspace = get_active_workspace_id()