chore: add prettier as linter

docs/.vuepress/styles/index.scss

@@ -1,16 +1,5 @@
 // place your custom styles here
 header.navbar {
-  /*
-  // 隐藏导航栏外链图标
-  .navbar-items-wrapper > nav > div > a > span > svg.external-link-icon {
-      position: relative;
-      display: none;
-      color: var(--external-link-icon-color);
-      vertical-align: middle;
-      top: -1px;
-  }
-  */
-
   // 隐藏导航栏和导航栏菜单外链图标
   svg.external-link-icon {
     position: relative;
@@ -21,7 +10,7 @@ header.navbar {
   }
 }
 
-.link-box{
+.link-box {
   ol {
     display: inherit;
     li {
@@ -32,30 +21,34 @@ header.navbar {
       font-size: 16px;
       border: 1px solid var(--c-border-dark);
       border-radius: 5px;
-      transition: all .3s;
+      transition: all 0.3s;
       text-align: right;
+
       a {
         display: inline-block;
         position: relative;
         width: 100%;
         height: 100%;
-        opacity: .8;
+        opacity: 0.8;
         padding: 10px 20px;
         box-sizing: border-box;
-        transition: all .3s;
+        transition: all 0.3s;
+
         strong {
           position: absolute;
           left: 25px;
         }
-        &:hover{
+
+        &:hover {
           opacity: 1;
-          text-decoration:none!important;
+          text-decoration: none !important;
         }
       }
-      &:hover{
+
+      &:hover {
         transform: translate3d(0, -2px, 0);
         box-shadow: 0 2px 12px 0 rgb(0 0 0 / 10%);
       }
     }
   }
-}
+}