fix(ui): include ref image metadata for flux kontext

Author: psychedelicious

invokeai/frontend/web/src/features/nodes/util/graph/generation/addFLUXRedux.ts

@@ -33,7 +33,7 @@ export const addFLUXReduxes = ({ entities, g, collector, model }: AddFLUXReduxAr
     addFLUXRedux(id, config, g, collector);
   }
 
-  g.upsertMetadata({ ref_images: validFLUXReduxes });
+  g.upsertMetadata({ ref_images: validFLUXReduxes }, 'merge');
 
   return result;
 };

invokeai/frontend/web/src/features/nodes/util/graph/generation/addIPAdapters.ts

@@ -32,7 +32,7 @@ export const addIPAdapters = ({ entities, g, collector, model }: AddIPAdaptersAr
     addIPAdapter(id, config, g, collector);
   }
 
-  g.upsertMetadata({ ref_images: validIPAdapters });
+  g.upsertMetadata({ ref_images: validIPAdapters }, 'merge');
 
   return result;
 };

invokeai/frontend/web/src/features/nodes/util/graph/generation/buildFLUXGraph.ts

@@ -158,6 +158,7 @@ export const buildFLUXGraph = async (arg: GraphBuilderArg): Promise<GraphBuilder
         image,
       });
       g.addEdge(kontextConditioning, 'kontext_cond', denoise, 'kontext_conditioning');
+      g.upsertMetadata({ ref_images: [firstValidFLUXKontextConfig] }, 'merge');
     }
   }