Added backwards restriction check if end date is selected first

ui/src/components/loa/loaForm.vue

@@ -134,6 +134,15 @@ const maxEndDate = computed(() => {
     }
 })
 
+const minStartDate = computed(() => {
+    if (values.type && values.end_date) {
+        let endDateObj = new Date(values.end_date.getTime() - values.type.max_length_days * 24 * 60 * 60 * 1000);
+        return new CalendarDate(endDateObj.getFullYear(), endDateObj.getMonth() + 1, endDateObj.getDate())
+    } else {
+        return null;
+    }
+})
+
 const memberFilter = ref('');
 
 const filteredMembers = computed(() => {
@@ -249,7 +258,7 @@ const filteredMembers = computed(() => {
                                     <PopoverContent class="w-auto p-0">
                                         <Calendar
                                             @update:model-value="(val: CalendarDate) => field.onChange(val.toDate(getLocalTimeZone()))"
-                                            layout="month-and-year" :min-value="today(getLocalTimeZone())" />
+                                            layout="month-and-year" :min-value="minStartDate || today(getLocalTimeZone())" />
                                     </PopoverContent>
                                 </Popover>
                                 <div class="h-4">