modify book.json

book.json

@@ -26,18 +26,8 @@
         "cuav-chapters",
         "heading-anchors",
         "donate",
-        "scripts",
-        "theme-fexa"
+        "scripts"
     ],
-    "variables": {
-        "themeFexa": {
-            "nav": [{
-                "url": "http://...",
-                "target": "_blank",
-                "name": "简易教程"
-            }]
-        }
-    },
     "pluginsConfig": {
         "github-buttons": {
             "repo": "liujianhuanzz/apache-druid-chinese-docs",
@@ -46,11 +36,6 @@
             ],
             "size": "small"
         },
-        "theme-fexa": {
-            "search-placeholder": "输入关键字搜索", 
-            "logo": "../img/druid_nav.png", 
-            "favicon": "../img/druid_nav.png" 
-        },
         "atoc": {
             "addClass": true,
             "className": "atoc"