diff --git a/PRD.md b/PRD.md
deleted file mode 100644
index 0acb62ba..00000000
--- a/PRD.md
+++ /dev/null
@@ -1,13 +0,0 @@
-# PRD
-
-## 文档10个原则
-
-* 可维护是文档进化第一任务，也就是说允许使用上的“不直观”出现
-* 向编程序一样设计文档的：组件、接口
-* 文档满足三层技术体系
-* 通用方案参考+特殊要素清单=特殊解决方案。例如：特殊 Nginx 配置只需列出配置文件模板，而不用再次阐述步骤
-* 路由不超过两层结构
-
-## Search
-
-
diff --git a/developer.md b/developer.md
new file mode 100644
index 00000000..54e184cc
--- /dev/null
+++ b/developer.md
@@ -0,0 +1,30 @@
+# Developer
+
+## docsearch-scraper
+
+```
+      - CONFIG={
+          "index_name":"websoft9",
+          "start_urls":["https://support.websoft9.com/"],
+          "selectors":{
+            "lvl0":{              
+              "selector":"(//ul[contains(@class,'menu__list')]//a[contains(@class, 'menu__link menu__link--sublist menu__link--active')]/text() | //nav[contains(@class, 'navbar')]//a[contains(@class, 'navbar__link--active')]/text())[last()]",
+              "type":"xpath",
+              "global":true,
+              "default_value":"Documentation"},
+            "lvl1":"header h1",
+            "lvl2":"article h2",
+            "lvl3":"article h3",
+            "lvl4":"article h4",
+            "lvl5":"article h5,article td:first-child",
+            "lvl6":"article h6",
+            "text":"article p, article li, article td:last-child"},
+          "strip_chars":" .,;:#",
+          "custom_settings":{
+            "separatorsToIndex":"_",
+            "attributesForFaceting":["language","version","type","docusaurus_tag"],
+            "attributesToRetrieve":["hierarchy","content","anchor","url","url_without_anchor","type"]},          
+          "conversation_id":["833762294"],
+          "nb_hits":46250}
+```
+
diff --git a/docs/apps/codeserver.md b/docs/apps/codeserver.md
index fbcca5de..ace7afe2 100755
--- a/docs/apps/codeserver.md
+++ b/docs/apps/codeserver.md
@@ -114,7 +114,9 @@ java -version
 
 #### 文件权限不足？
 
-如果上传到宿主机的文件，code-server 容器没有访问权限，则需要修正它们。   
+问题描述：切换到 root 账号 git clone 项目后，code-server 权限不足，导致无法修改或删除项目文件  
+原因分析：code-server 容器默认用户是 abc，无法修改 root 权限的文件   
+解决方案：`chown -R abc:abc workspace` 修正
 
 #### Terminal 安装组件时权限不足？
 
diff --git a/docs/business/assets/aliyun-getinvoice-websoft9.png b/docs/business/assets/aliyun-getinvoice-websoft9.png
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index 60b93d28..00000000
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