[代码完善](v2.5): update index.ftl

close https://github.com/elunez/eladmin/issues/474

eladmin-system/src/main/resources/template/generator/front/index.ftl

@@ -129,7 +129,7 @@ export default {
   dicts: [<#if hasDict??><#list dicts as dict>'${dict}'<#if dict_has_next>, </#if></#list></#if>],
   </#if>
   cruds() {
-    return CRUD({ title: '${apiAlias}', url: 'api/${changeClassName}', sort: '${pkChangeColName},desc', crudMethod: { ...crud${className} }})
+    return CRUD({ title: '${apiAlias}', url: 'api/${changeClassName}', idField: '${pkChangeColName}', sort: '${pkChangeColName},desc', crudMethod: { ...crud${className} }})
   },
   data() {
     return {