improvement: 首页只在onload时loading=true

src/manifest.json

 {
-    "name" : "",
+    "name" : "模考大师",
     "appid" : "",
     "description" : "",
     "versionName" : "1.0.0",

src/pages/index/index.vue

@@ -246,6 +246,7 @@ export default {
     },
   },
   onLoad() {
+    this.loading = true
     this.getProvinceList()
   },
   onShow() {
@@ -301,7 +302,6 @@ export default {
     },
     // 学生查询题库首页
     queryMyQuestionWarehouseDetail(id) {
-      this.loading = true
       this.$u.api
         .queryMyQuestionWarehouseDetail(id)
         .then((res) => {