add helper to build module and install it.

README.md

@@ -34,6 +34,8 @@ garrysmod/addons/lcpu$ [[ ! -d '../../lua/bin']] && mkdir -p ../../lua/bin && cp
 # Tada!
 ```
 
+On Linux you can alternatively use the `./build_module.sh` script that will do all the build and installation steps automatically.
+
 
 # Special Thanks
 

build_module.sh

@@ -1,11 +1,11 @@
 #!/bin/bash
 
-
 # Build the LCPU addon for the reccomended environment
+# and install it into the proper directory gmod wants native modules to be.
+# This expects to be ran in [gmod]/addons/[addon folder].
 
 set -x
 
-
 cmake -Wno-dev -GNinja -S native -B build -DCMAKE_BUILD_TYPE=Release
 ninja -C build