Feature/group based notifications (#918)

* fix group page

* setup group notification for backend

* update type generators

* script to auto-generate schema exports

* setup frontend CRUD interface

* remove old notifications UI

* drop old events api

* add test functionality

* update naming for fields

* add event dispatcher functionality

* bump to python 3.10

* bump python version

* purge old event code

* use-async apprise

* set mealie logo as image

* unify styles for buttons rows

* add links to banners

frontend/layouts/admin.vue

@@ -60,11 +60,6 @@ export default defineComponent({
         to: "/admin/toolbox",
         title: i18n.t("sidebar.toolbox"),
         children: [
-          {
-            icon: $globals.icons.bellAlert,
-            to: "/admin/toolbox/notifications",
-            title: i18n.t("events.notification"),
-          },
           {
             icon: $globals.icons.foods,
             to: "/admin/toolbox/foods",