fix README.md format

README.md

@@ -39,6 +39,7 @@ lua_package_path "/usr/local/openresty/resty_funcs/?.lua;;";
 
 <h2 id="1">1.图片上传</h2>
  - music-room配置
+
   ```nginx configuration
   # 子域名配置文件路径
   # /usr/local/openresty/nginx/conf.d/music-room.conf
@@ -57,6 +58,7 @@ lua_package_path "/usr/local/openresty/resty_funcs/?.lua;;";
 - 添加lua脚本
 
 将file_upload文件夹下的upload_image.lua 拷贝到如下路径
+
 ```bash
 /usr/local/openresty/resty_funcs
 .
@@ -64,12 +66,14 @@ lua_package_path "/usr/local/openresty/resty_funcs/?.lua;;";
 ```
 
 - 测试curl命令
+
 ```bash
 curl -v -F 'up_load_json=@./test_files/tile-0.jpg' -F 'up_load_json=@./test_files/tile-1.jpg' -F 'up_load_json=@./test_files/tile-2.jpg' https://music-room.alchemy-studio.cn/upload_image
 ```
 
 ⚠️ **./test_files/test0.jpg ./test_files/test1.jpg ./test_files/test2.jpg 为三张上传拼接的图片的路径和文件名**
-  ```bash
+  
+```bash
   *   Trying 152.136.103.69...
   * TCP_NODELAY set
   * Connected to music-room.alchemy-studio.cn (152.136.103.69) port 443 (#0)
@@ -164,9 +168,10 @@ curl -v -F 'up_load_json=@./test_files/tile-0.jpg' -F 'up_load_json=@./test_file
   
   * Connection #0 to host music-room.alchemy-studio.cn left intact
   * Closing connection 0
-  ```
+```
 
 - 查看上传文件和拼接文件
+
 ```bash
 $ pwd
 /file_upload
@@ -184,7 +189,9 @@ $ ls -l
 ```
 
 <h2 id="2">2.图片拼接</h2>
-- music-room配置
+
+ - music-room配置
+
 ```nginx configuration
 # 子域名配置文件路径
 # /usr/local/openresty/nginx/conf.d/music-room.conf
@@ -203,6 +210,7 @@ location /image_append {
 - 添加lua脚本
 
 将file_upload文件夹下的image_append拷贝到如下路径
+
 ```bash
 /usr/local/openresty/resty_funcs
 .