diff --git a/blog/2019-05-28-hola.md b/blog/2019-05-28-hola.md
deleted file mode 100644
index 47c6be7..0000000
--- a/blog/2019-05-28-hola.md
+++ /dev/null
@@ -1,11 +0,0 @@
----
-slug: hola
-title: Hola
-author: Gao Wei
-author_title: Docusaurus Core Team
-author_url: https://github.com/wgao19
-author_image_url: https://s3.ax1x.com/2021/02/26/6SEr4g.jpg
-tags: [hola, docusaurus]
----
-
-Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pellentesque elementum dignissim ultricies. Fusce rhoncus ipsum tempor eros aliquam consequat. Lorem ipsum dolor sit amet
diff --git a/blog/2019-05-30-welcome.md b/blog/2019-05-30-welcome.md
deleted file mode 100644
index 0878eca..0000000
--- a/blog/2019-05-30-welcome.md
+++ /dev/null
@@ -1,13 +0,0 @@
----
-slug: welcome
-title: Welcome
-author: yaoyuan chu
-author_title: chuyaoyuan @ null
-author_url: https://github.com/chuyaoyuan
-author_image_url: https://s3.ax1x.com/2021/02/26/6SEr4g.jpg
-tags: [codedocs, hello, chuyaoyuan]
----
-
-博客功能是由博客插件提供的。只需将文件添加到“博客”目录。它也支持标签！
-
-如果您不想使用博客功能，请删除整个目录。就这么简单！
diff --git a/blog/2019-05-29-hello-world.md b/blog/2021-01-01-hello-world.md
similarity index 66%
rename from blog/2019-05-29-hello-world.md
rename to blog/2021-01-01-hello-world.md
index 1c326a4..bae8117 100644
--- a/blog/2019-05-29-hello-world.md
+++ b/blog/2021-01-01-hello-world.md
@@ -1,14 +1,15 @@
 ---
 slug: hello-world
-title: Hello
+title: Hello Welcome
 author: Endilie Yacop Sucipto
 author_title: Maintainer of Docusaurus
 author_url: https://github.com/endiliey
 author_image_url: https://s3.ax1x.com/2021/02/26/6SEr4g.jpg
-tags: [hello, docusaurus]
+tags: [hello, chuyaoyuan]
 ---
 
-Welcome to this blog. This blog is created with [**Docusaurus 2 alpha**](https://docusaurus.io/).
+Welcome to this blog. This blog is created .
+欢迎来到这个博客。此博客已创建
 
 <!--truncate-->
 
diff --git a/blog/2021-01-01-hola.md b/blog/2021-01-01-hola.md
new file mode 100644
index 0000000..062becc
--- /dev/null
+++ b/blog/2021-01-01-hola.md
@@ -0,0 +1,11 @@
+---
+slug: join in 
+title: 加入到这里
+author: yaoyuan chu
+author_title: chuyaoyuan
+author_url: https://github.com/chuyaoyuan
+author_image_url: https://s3.ax1x.com/2021/02/26/6SEr4g.jpg
+tags: [hola, code-docs]
+---
+
+这里是个公开的技术文档聚集之地，可以随时随地的发表新文档，GitHub：[**code-docs**](https://github.com/chuyaoyuan/code-docs).
diff --git a/docs/LeetCode刷题/1 - 100/_category_.json b/docs/LeetCode刷题/1 - 100/_category_.json
new file mode 100644
index 0000000..063c1af
--- /dev/null
+++ b/docs/LeetCode刷题/1 - 100/_category_.json	
@@ -0,0 +1,4 @@
+{
+  "label": "1 - 100",
+  "position": 2
+}
diff --git a/docs/LeetCode刷题/1 - 100/hello.md b/docs/LeetCode刷题/1 - 100/hello.md
new file mode 100644
index 0000000..803e48d
--- /dev/null
+++ b/docs/LeetCode刷题/1 - 100/hello.md	
@@ -0,0 +1,12 @@
+---
+sidebar_position: 1
+---
+
+# Hello 1 
+
+
+
+```shell
+Hello 1 
+
+```
diff --git a/docs/LeetCode刷题/100 - 200/_category_.json b/docs/LeetCode刷题/100 - 200/_category_.json
new file mode 100644
index 0000000..0e3c226
--- /dev/null
+++ b/docs/LeetCode刷题/100 - 200/_category_.json	
@@ -0,0 +1,4 @@
+{
+  "label": "100 - 200",
+  "position": 3
+}
diff --git a/docs/LeetCode刷题/100 - 200/hello 100.md b/docs/LeetCode刷题/100 - 200/hello 100.md
new file mode 100644
index 0000000..db0897c
--- /dev/null
+++ b/docs/LeetCode刷题/100 - 200/hello 100.md	
@@ -0,0 +1,12 @@
+---
+sidebar_position: 1
+---
+
+# Hello 100
+
+
+
+```shell
+Hello 100
+
+```
diff --git a/docs/技术文档/SpringBoot系列/_category_.json b/docs/技术文档/SpringBoot系列/_category_.json
new file mode 100644
index 0000000..19e105c
--- /dev/null
+++ b/docs/技术文档/SpringBoot系列/_category_.json
@@ -0,0 +1,4 @@
+{
+  "label": "SpringBoot系列",
+  "position": 2
+}
diff --git a/docs/技术文档/SpringBoot系列/helloboot.md b/docs/技术文档/SpringBoot系列/helloboot.md
new file mode 100644
index 0000000..f38a46f
--- /dev/null
+++ b/docs/技术文档/SpringBoot系列/helloboot.md
@@ -0,0 +1,12 @@
+---
+sidebar_position: 1
+---
+
+# Hello boot 
+
+
+
+```shell
+Hello boot 
+
+```
diff --git a/docs/技术文档/SpringCloud系列/_category_.json b/docs/技术文档/SpringCloud系列/_category_.json
new file mode 100644
index 0000000..aa61be5
--- /dev/null
+++ b/docs/技术文档/SpringCloud系列/_category_.json
@@ -0,0 +1,4 @@
+{
+  "label": "SpringCloud系列",
+  "position": 3
+}
diff --git a/docs/技术文档/SpringCloud系列/hellocloud.md b/docs/技术文档/SpringCloud系列/hellocloud.md
new file mode 100644
index 0000000..c23ea5e
--- /dev/null
+++ b/docs/技术文档/SpringCloud系列/hellocloud.md
@@ -0,0 +1,12 @@
+---
+sidebar_position: 1
+---
+
+# Hello cloud 
+
+
+
+```shell
+Hello cloud 
+
+```
diff --git a/docusaurus.config.js b/docusaurus.config.js
index 654826e..f8b0c90 100644
--- a/docusaurus.config.js
+++ b/docusaurus.config.js
@@ -68,6 +68,19 @@ module.exports = {
             },
           ],
         },
+        {
+          title: 'Development team ',
+          items: [
+            {
+              label: 'chuyaoyuan',
+              href: 'https://github.com/chuyaoyuan/code-docs',
+            },
+            {
+              label: 'zhangbohou',
+              href: 'https://github.com/chuyaoyuan/code-docs',
+            },
+          ],
+        },
         {
           title: 'More',
           items: [