Enhance debugging and logging in settings and toast rendering; add JSON parsing output and improve toast container handling

routes.py

@@ -442,6 +442,9 @@ def settings():
 
         try:
             state = json.loads(form['formState'])
+            import pprint
+            print("🧠 Parsed state:")
+            pprint.pprint(state, indent=2, width=120)
         except Exception:
             flash("Invalid form state submitted. JSON decode failed.", "danger")
             traceback.print_exc()