CASH-2378 fix to keep background from appearing loaded until multi location popup has finished it's logic

src/layouts/schedule/schedule.vue

@@ -487,6 +487,7 @@ export default {
             selectedMobileFirstAppointment: false,
             selectedMultiLocationAppointment: false,
             calendarLoadingStatus: "none",
+            isLoadingMultiLocationPopup: true,
         };
     },
     async beforeRouteEnter(to, from, next) {
@@ -895,6 +896,10 @@ export default {
                 : false;
         },
         isMultiLocationModalOpen() {
+            // Only return false if we're done loading the popup
+            if (this.isLoadingMultiLocationPopup) {
+                return true; // Still loading, keep background hidden
+            }
             return this.selectableDatesMobile.days && this.selectableDatesInshop.days
                 ? this.$refs.multiLocationModal?.getIsModalOpen()
                 : false;
@@ -2207,6 +2212,7 @@ export default {
                     }
                 }
             }
+            this.isLoadingMultiLocationPopup = false;
         },
 
         async getFirstAvailableMobileApptByTOD(timeOfDay) {