Add missing return [] in filterAttrs getter when allFilterAttrs is null

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/stores/allMapData.ts

@@ -153,6 +153,7 @@ export const useAllMapDataStore = defineStore("allMapDataStore", {
           return copy;
         });
       }
+      return [];
     },
     allFunnels: (state) => {
       return state.allFunnelData;