Snapshots: Store dashboard data encrypted in the database (#28129)

* end 2 end

* fix import

* refactor

* introduce securedata

* check err

* use testify instead of convey

* cleanup test

* cleanup test

* blob time

* rename funcs

pkg/api/api.go

@@ -438,7 +438,7 @@ func (hs *HTTPServer) registerRoutes() {
 	// Snapshots
 	r.Post("/api/snapshots/", reqSnapshotPublicModeOrSignedIn, bind(models.CreateDashboardSnapshotCommand{}), CreateDashboardSnapshot)
 	r.Get("/api/snapshot/shared-options/", reqSignedIn, GetSharingOptions)
-	r.Get("/api/snapshots/:key", GetDashboardSnapshot)
+	r.Get("/api/snapshots/:key", Wrap(GetDashboardSnapshot))
 	r.Get("/api/snapshots-delete/:deleteKey", reqSnapshotPublicModeOrSignedIn, Wrap(DeleteDashboardSnapshotByDeleteKey))
 	r.Delete("/api/snapshots/:key", reqEditorRole, Wrap(DeleteDashboardSnapshot))