fix social-app title

README.md

@@ -65,3 +65,20 @@ $ curl -sL "syu.is/xrpc/com.atproto.repo.listRecords?repo=${handle}&collection=a
   }
 }
 ```
+
+## build
+
+```sh
+# build
+./install.zsh
+
+# build social-app
+./install.zsh pull;./install.zsh patch;./install.zsh build social-app;./install.zsh push social-app
+---
+# server
+./install.zsh
+---
+# social-app ios
+./install.zsh pull;./ios/setup.zsh
+./ios/build.zsh
+```