Chore: Rudderstack upgrade to SDK v3 behind flag (#114126)

* add rudderstack version upgrade feature flag

* add new rudderstack backend file
gate new backend with feature flag

* fix global type error

pkg/services/featuremgmt/registry.go

@@ -2064,6 +2064,18 @@ var (
 			FrontendOnly: true,
 			Owner:        grafanaPluginsPlatformSquad,
 		},
+		{
+			Name:              "rudderstackUpgrade",
+			Description:       "Enables the new version of rudderstack",
+			FrontendOnly:      true,
+			Stage:             FeatureStageExperimental,
+			Owner:             grafanaFrontendPlatformSquad,
+			Expression:        "false",
+			RequiresRestart:   false,
+			AllowSelfServe:    false,
+			HideFromDocs:      false,
+			HideFromAdminPage: false,
+		},
 	}
 )
 

pkg/services/featuremgmt/toggles_gen.csv

@@ -265,3 +265,4 @@ kubernetesAnnotations,experimental,@grafana/grafana-backend-services-squad,false
 awsDatasourcesHttpProxy,experimental,@grafana/aws-datasources,false,false,false
 transformationsEmptyPlaceholder,preview,@grafana/datapro,false,false,true
 ttlPluginInstanceManager,experimental,@grafana/plugins-platform-backend,false,false,true
+rudderstackUpgrade,experimental,@grafana/grafana-frontend-platform,false,false,true

pkg/services/featuremgmt/toggles_gen.go

@@ -1069,4 +1069,8 @@ const (
 	// FlagTtlPluginInstanceManager
 	// Enable TTL plugin instance manager
 	FlagTtlPluginInstanceManager = "ttlPluginInstanceManager"
+
+	// FlagRudderstackUpgrade
+	// Enables the new version of rudderstack
+	FlagRudderstackUpgrade = "rudderstackUpgrade"
 )

pkg/services/featuremgmt/toggles_gen.json

@@ -3662,6 +3662,20 @@
         "codeowner": "@grafana/identity-access-team"
       }
     },
+    {
+      "metadata": {
+        "name": "rudderstackUpgrade",
+        "resourceVersion": "1763481217872",
+        "creationTimestamp": "2025-11-18T15:53:37Z"
+      },
+      "spec": {
+        "description": "Enables the new version of rudderstack",
+        "stage": "experimental",
+        "codeowner": "@grafana/grafana-frontend-platform",
+        "frontend": true,
+        "expression": "false"
+      }
+    },
     {
       "metadata": {
         "name": "savedQueries",