Add README of Community Project Nezha Mobile (#86)

docs/en_US/case/case6.md

@@ -0,0 +1,32 @@
+# Nezha Mobile - An iOS Client For Nezha Dashboard
+Contributor:
++ [hiDandelion](https://github.com/hiDandelion)
+
+## Contribute to the project
+[Project Link](https://github.com/hiDandelion/Nezha-Mobile)
+::: info
+We appreciate any contribution to the project, and we will actively merge your commits into next Release. However, we may modify your work in order to comply with App Review Guidelines.
+:::
+
+## Download on the App Store
+[![Download_on_the_App_Store_Badge_US-UK_RGB_blk_092917](/images/case6/Download_on_the_App_Store_Badge_US-UK_RGB_blk_092917.svg)](https://apps.apple.com/us/app/nezha-mobile/id6596729064)
+::: warning
+Due to **ICP Filing Policy**, Nezha Mobile is not available in **China mainland**.
+:::
+
+## Instructions
++ Enter your domain of Dashboard like `server.hidandelion.com` on your first use. Do not add a protocol prefix or a trailing slash.
+<img src="/images/case6/1_en_US.png" alt="step1" width="200"/>
+
+## Configure Widget
++ Tap the blue button on the bottom right corner to navigate to settings. Tap **Configure Widget**.
+<img src="/images/case6/2_en_US.png" alt="step1" width="200"/>
+
++ Enter domain of Dashboard, API token obtained from Nezha Dashboard and Server ID, then tap **Apply configuration now**. If you want to change the monitored server in Widget, modify **Server ID** and tap **Apply configuration now**.
+<img src="/images/case6/3_en_US.png" alt="step1" width="200"/>
+
++ You can find **Server ID** in **ID** column on server detail page.
+<img src="/images/case6/4_en_US.png" alt="step1" width="200"/>
+
++ Add Widget on your Springboard and lock screen. Last refresh time of the information is marked on the top right corner of Widget. You can tap **Refresh** button to fetch the newest information. Gernerally, iOS manages data refresh automatically.
+<img src="/images/case6/5_en_US.png" alt="step1" width="200"/>