Dashboard Controls: Fix schema transformation for link placement (#114630)

* fix: add missing transformation for scenes -> save model v2

* fix: link placement transformation on the backend between schemas

* fix: update the openapi spec in the tests

* tes: add tests for `transformSceneToSaveModelSchemaV2`

* tests: extend conversion_test.go to cover link placements

apps/dashboard/pkg/migration/conversion/testdata/input/v1beta1.dashboard-properties.json

@@ -70,6 +70,7 @@
         "title": "Documentation",
         "tooltip": "View documentation",
         "type": "link",
+        "placement": "inControlsMenu",
         "url": "https://docs.example.com/dashboard-guide"
       },
       {

apps/dashboard/pkg/migration/conversion/testdata/output/v1beta1.dashboard-properties.v0alpha1.json

@@ -69,6 +69,7 @@
         "title": "Documentation",
         "tooltip": "View documentation",
         "type": "link",
+        "placement": "inControlsMenu",
         "url": "https://docs.example.com/dashboard-guide"
       },
       {

apps/dashboard/pkg/migration/conversion/testdata/output/v1beta1.dashboard-properties.v2alpha1.json

@@ -132,7 +132,8 @@
         "asDropdown": false,
         "targetBlank": true,
         "includeVars": false,
-        "keepTime": false
+        "keepTime": false,
+        "placement": "inControlsMenu"
       },
       {
         "title": "Tag-based Link",

apps/dashboard/pkg/migration/conversion/testdata/output/v1beta1.dashboard-properties.v2beta1.json

@@ -137,7 +137,8 @@
         "asDropdown": false,
         "targetBlank": true,
         "includeVars": false,
-        "keepTime": false
+        "keepTime": false,
+        "placement": "inControlsMenu"
       },
       {
         "title": "Tag-based Link",

apps/dashboard/pkg/migration/conversion/v1beta1_to_v2alpha1.go

@@ -376,6 +376,13 @@ func transformLinks(dashboard map[string]interface{}) []dashv2alpha1.DashboardDa
 					}
 				}
 
+				// Optional placement field - only set if present
+				if placement, exists := linkMap["placement"]; exists {
+					if placementStr, ok := placement.(string); ok {
+						dashLink.Placement = &placementStr
+					}
+				}
+
 				result = append(result, dashLink)
 			}
 		}

apps/dashboard/pkg/migration/conversion/v2alpha1_to_v2beta1.go

@@ -548,6 +548,7 @@ func convertDashboardLink_V2alpha1_to_V2beta1(in *dashv2alpha1.DashboardDashboar
 	out.TargetBlank = in.TargetBlank
 	out.IncludeVars = in.IncludeVars
 	out.KeepTime = in.KeepTime
+	out.Placement = in.Placement
 }
 
 func convertDataLink_V2alpha1_to_V2beta1(in *dashv2alpha1.DashboardDataLink, out *dashv2beta1.DashboardDataLink) {

apps/dashboard/pkg/migration/conversion/v2beta1_to_v2alpha1.go

@@ -565,6 +565,7 @@ func convertDashboardLink_V2beta1_to_V2alpha1(in *dashv2beta1.DashboardDashboard
 	out.TargetBlank = in.TargetBlank
 	out.IncludeVars = in.IncludeVars
 	out.KeepTime = in.KeepTime
+	out.Placement = in.Placement
 }
 
 func convertDataLink_V2beta1_to_V2alpha1(in *dashv2beta1.DashboardDataLink, out *dashv2alpha1.DashboardDataLink) {