Alerting: Central alert history (part1) (#88593)

* WIP

* Add barchart panel with scenes

* Fix timerange in barchart panel

* Refactor: component names

* Remove not used css styles and rename panel title

* Remove unnecessary HistoryEventsListObject class and update text in labels filter

* add padding top for filter

* Add translations

* update limit labels constant

* Update showing state reason

* Fix scene object

* Address review comments

* Update icons

* use endpoints instead of the autogenerated hook

* Address review comments

* Add tooltip for alert name

* use private polling interval

* fix autogenerated translations

* Address pr rewview comments

* Address review comments

* Update text in placeholder

* Rename variable and remove spaces in Trans children

pkg/services/navtree/navtreeimpl/navtree.go

@@ -408,6 +408,16 @@ func (s *ServiceImpl) buildAlertNavLinks(c *contextmodel.ReqContext) *navtree.Na
 		alertChildNavs = append(alertChildNavs, &navtree.NavLink{Text: "Alert groups", SubTitle: "See grouped alerts from an Alertmanager instance", Id: "groups", Url: s.cfg.AppSubURL + "/alerting/groups", Icon: "layer-group"})
 	}
 
+	if s.features.IsEnabled(c.Req.Context(), featuremgmt.FlagAlertingCentralAlertHistory) {
+		alertChildNavs = append(alertChildNavs, &navtree.NavLink{
+			Text:     "History",
+			SubTitle: "History of events that were generated by your Grafana-managed alert rules. Silences and Mute timings are ignored.",
+			Id:       "alerts-history",
+			Url:      s.cfg.AppSubURL + "/alerting/history",
+			Icon:     "history",
+		})
+	}
+
 	if c.SignedInUser.GetOrgRole() == org.RoleAdmin {
 		alertChildNavs = append(alertChildNavs, &navtree.NavLink{
 			Text: "Settings", Id: "alerting-admin", Url: s.cfg.AppSubURL + "/alerting/admin",