docs: update cases

Author: cloydlau

README.md

@@ -1100,6 +1100,11 @@ Detailed changes for each release are documented in the [release notes](https://
           <img height="30" valign="middle" src="./docs/nuxt.svg" />
         </a>
       </td>
+      <td align="center">
+        <a href="https://github.com/RockChinQ/LangBot">
+          <img height="40" valign="middle" src="https://docs.langbot.app/langbot-logo-block.png" />
+        </a>
+      </td>
       <td align="center">
         <a href="https://pr.new">
           Calling for more

docs/README.zh-CN.md

@@ -1098,6 +1098,11 @@ import 'vanilla-jsoneditor/themes/jse-theme-dark.css'
           <img height="30" valign="middle" src="./nuxt.svg" />
         </a>
       </td>
+      <td align="center">
+        <a href="https://github.com/RockChinQ/LangBot">
+          <img height="40" valign="middle" src="https://docs.langbot.app/langbot-logo-block.png" />
+        </a>
+      </td>
       <td align="center">
         <a href="https://pr.new">
           征集更多