Plugin admin: Add a page to show where panel plugins are used in dashboards (#50909)

pkg/services/searchV2/bluge.go

@@ -394,6 +394,12 @@ func doSearchQuery(
 		hasConstraints = true
 	}
 
+	// Panel type
+	if q.PanelType != "" {
+		fullQuery.AddMust(bluge.NewTermQuery(q.PanelType).SetField(documentFieldPanelType))
+		hasConstraints = true
+	}
+
 	// Datasource
 	if q.Datasource != "" {
 		fullQuery.AddMust(bluge.NewTermQuery(q.Datasource).SetField(documentFieldDSUID))

pkg/services/searchV2/types.go

@@ -20,6 +20,7 @@ type DashboardQuery struct {
 	Datasource   string       `json:"ds_uid,omitempty"`   // "datasource" collides with the JSON value at the same leel :()
 	Tags         []string     `json:"tags,omitempty"`
 	Kind         []string     `json:"kind,omitempty"`
+	PanelType    string       `json:"panel_type,omitempty"`
 	UIDs         []string     `json:"uid,omitempty"`
 	Explain      bool         `json:"explain,omitempty"` // adds details on why document matched
 	Facet        []FacetField `json:"facet,omitempty"`