added some more info to the readme

README.md

@@ -1,6 +1,6 @@
 # c_command_pattern
 
-a simple example of how to implement the command pattern in c
+a simple example of how to implement the command pattern in c. check [`main.c`](src/main.c) for the implementation
 
 # how to build and run it
 
@@ -19,3 +19,4 @@ to build run these command in the root of the project:
 > ./build/main 
 
 ```
+and if you have a differnt complier you want to use that is posix compliant just change the `CC` macro in the `nob.c` with your one.