settings application

.env db params+global settings in admin model
ECVI plugin module

hotels/admin.py

@@ -27,8 +27,8 @@ class HotelForm(forms.ModelForm):
 
 @admin.register(Hotel)
 class HotelAdmin(admin.ModelAdmin):
-    list_display = ['name', 'pms', 'sync_button']
-
+    list_display = ['name', 'hotel_id', 'pms', 'timezone', 'description']
+    list_filter = ['name', 'pms', 'timezone']
     def sync_button(self, obj):
         return format_html(
             '<a class="button" href="{}">Синхронизировать</a>',