feat: Update readme

Author: smf8

README.md

@@ -8,4 +8,9 @@ Done as a homework for [CE261](https://github.com/aut-ce/CE261-web) (Internet En
 
 ## Usage
 
-almost like curl. use `-h` option to see available flags and arguments.
+almost like curl. use `-h` option to see available flags and arguments.
+
+##build:
+clone or download the project and run 
+`make build`. after that use the `gurl` binary. OR just download the linux binary from release page.
+