fix the button

ui/views.py

@@ -9,6 +9,6 @@ def button(request):
         request.session[PRESSED] = 0
 
     if request.method == "POST":
-        request.session[PRESSED] += 2
+        request.session[PRESSED] += 1
         return JsonResponse({PRESSED: request.session[PRESSED]})
     return render(request, "ui/button.html", {PRESSED: request.session[PRESSED]})