新增群晖Agent安装社区文章，优化通知文档格式

docs/en_US/guide/agent.md

@@ -130,13 +130,17 @@ EOF
   ```
 
 ### Installing Agent on Windows  
-- Please refer to the community article: 
-[哪吒探针 - Windows 客户端安装](https://nyko.me/2020/12/13/nezha-windows-client.html)(Chinese)  
+
+- Please refer to the community article:   
+[哪吒探针 - Windows 客户端安装](https://nyko.me/2020/12/13/nezha-windows-client.html) (Chinese)  
 <br/>  
 
 ### Installing Agent on Synology DSM
-- Please refer to the community article: 
-[哪吒探针——群晖客户端（被控端）安装教程](https://wl.gta5pdx.cn/archives/546/)(Chinese)  
+
+- Please refer to the community article:   
+[群晖 DSM 7.x 安装 哪吒监控 Agent](https://blog.mitsea.com/3929551d08bd4bb0a8baa453e2d92b0c/) (Chinese)  
+[哪吒探针——群晖客户端（被控端）安装教程](https://wl.gta5pdx.cn/archives/546/) (Chinese)  
+
 
 - Using Systemd *Only available on DSM7*:
   ```sh
@@ -175,10 +179,6 @@ EOF
   ```
   ‼️DO IT WHEN YOU HAVE MODIFIED THE ENVS‼️
   
-  ‼️DO IT WHEN YOU HAVE MODIFIED THE ENVS‼️
-  
-  ‼️DO IT WHEN YOU HAVE MODIFIED THE ENVS‼️
-  
   Using `root` to execute command above, that's all.
 
 <br/> 

docs/en_US/guide/notifications.md

@@ -33,7 +33,7 @@ Refer to the example below, it is very flexible.
      - Body: null
      - Notes for this method：The XXXXXX in botXXXXXX is the token provided when you follow the official @Botfather in Telegram and enter /newbot to create a new bot. (In the line after _Use this token to access the HTTP API_). The 'bot' are essential. After creating a bot, you need to talk to the BOT in Telegram (send a random message) before you can send a message by using API. YYYYYY is Telegram user's ID, you can get it by talking to the bot @userinfobot.    
 
-  - **Email notification example - Outlook, contributed by [@Cantoblanco](https://github.com/cantoblanco)**   
+  - **Email notification example - Outlook**   
      - Name: MS Mail Notification
      - URL：https://graph.microsoft.com/v1.0/me/microsoft.graph.sendMail
      - Request method: POST
@@ -41,26 +41,26 @@ Refer to the example below, it is very flexible.
      - Header: `{"Content-type":"application/json",
                   "Authorization":"Bearer {Token}"}`
      - Body:
-  ```
-  {
-    "message": {
-        "subject": "Server Status Notification",
-        "body": {
+    ```json
+      {
+        "message": {
+            "subject": "Server Status Notification",
+            "body": {
             "contentType": "Text",
             "content": "#NEZHA#"
-        },
-        "toRecipients": [
-            {
+            },
+            "toRecipients": [
+              {
                 "emailAddress": {
                     "address": "ADDRESS FOR RECEVING EMAILS"
-                }
-            }
-        ]
-    }
-}
-  ```
+                    }
+              }
+            ]
+        }
+      } 
+    ```
 
-  - Notes for this method: This method requires calling Microsoft Graph V1.0, you need to go to Microsoft Graph and create your own application, give `Mail.Send` permission and get the Token, or you can go [Microsoft Graph Explorer](https://developer.microsoft.com/en-us/graph/graph-explorer) directly to give permission and get the Token, just replace the Token in the Header with the actual Token.
+    Notes for this method: This method requires calling Microsoft Graph V1.0, you need to go to Microsoft Graph and create your own application, give `Mail.Send` permission and get the Token, or you can go [Microsoft Graph Explorer](https://developer.microsoft.com/en-us/graph/graph-explorer) directly to give permission and get the Token, just replace the Token in the Header with the actual Token.
     
   - **Wechat Work Group bot Example,  contributed by [@ChowRex](https://github.com/ChowRex)**