feat: update readme

README.md

@@ -22,3 +22,14 @@ Run as daemon:
 rotate-put --file test-fifo --daemon --iden test [--continue-read]
 ```
 
+For nginx:
+
+```shell
+mkfifo access.log
+mkfifo error.log
+```
+
+```shell
+./rotate-puts --daemon --file access.log --prefix nginx_access --continue-read --ident nginx_access
+./rotate-puts --daemon --file error.log --prefix nginx_error --continue-read --ident nginx_error
+```