feat(cli): support doc search

packages/vant-cli/site/desktop/components/Header.vue

@@ -53,8 +53,7 @@ export default {
   props: {
     lang: String,
     config: Object,
-    versions: Array,
-    searchConfig: Object
+    versions: Array
   },
 
   data() {
@@ -67,6 +66,10 @@ export default {
     langLink() {
       const { lang } = this.config.nav;
       return `#${this.$route.path.replace(lang.from, lang.to)}`;
+    },
+
+    searchConfig() {
+      return this.config.searchConfig;
     }
   },
 

packages/vant-cli/site/desktop/components/SearchInput.vue

@@ -1,5 +1,5 @@
 <template>
-  <input class="van-doc-search" :placeholder="searchPlaceholder">
+  <input class="van-doc-search" :placeholder="placeholder">
 </template>
 
 <script>
@@ -12,8 +12,8 @@ export default {
   },
 
   computed: {
-    searchPlaceholder() {
-      return this.lang === 'zh-CN' ? '搜索文档...' : 'Search...';
+    placeholder() {
+      return this.searchConfig.placeholder || 'Search...';
     }
   },
 

packages/vant-cli/site/desktop/components/index.vue

@@ -4,7 +4,6 @@
       :lang="lang"
       :config="config"
       :versions="versions"
-      :search-config="searchConfig"
       @switch-version="$emit('switch-version', $event)"
     />
     <doc-nav :base="base" :nav-config="config.nav" />
@@ -44,7 +43,6 @@ export default {
   props: {
     lang: String,
     versions: Array,
-    searchConfig: Object,
     currentSimulator: Number,
     simulator: String,
     config: {