feat: remove cart

Author: LeeJim

miniprogram/app.json

@@ -8,7 +8,6 @@
     "pages/changelog/detail",
     "pages/learn/index",
     "pages/learn/detail",
-    "pages/cart/index",
     "pages/search/index"
   ],
   "window": {

miniprogram/pages/cart/index.js

@@ -15,10 +15,6 @@ Page({
       text: '首页',
       value: 'index',
       icon: 'home'
-    }, {
-      text: '买菜',
-      value: 'cart',
-      icon: 'cart'
     }, {
       text: '技巧',
       value: 'learn',

miniprogram/pages/cart/index.json

@@ -9,10 +9,6 @@ Page({
       text: '首页',
       value: 'index',
       icon: 'home'
-    }, {
-      text: '买菜',
-      value: 'cart',
-      icon: 'cart'
     }, {
       text: '技巧',
       value: 'learn',

miniprogram/pages/cart/index.less

@@ -10,10 +10,6 @@ Page({
       text: '首页',
       value: 'index',
       icon: 'home'
-    }, {
-      text: '买菜',
-      value: 'cart',
-      icon: 'cart'
     }, {
       text: '技巧',
       value: 'learn',