Actualiser Lua installation on windows

Lua-installation-on-windows.md

@@ -1,4 +1,12 @@
-# msys2
+# Install Lua on windows
+
+There are two methods, one is (almost) automatic, and the other is more manual.
+
+# "automatic" install
+
+# "manual" install
+
+## msys2
 
 Install [msys2](https://www.msys2.org/) app.
 
@@ -10,7 +18,7 @@ add msys path in the environment
 
 `C:\msys64\ucrt64\bin`
 
-# lua
+## lua
 
 copy lua somewhere
 
@@ -26,15 +34,17 @@ compile it
 
 copy the files in lua dir (here `C:\lua`)
 
-`cp src/*.exe src/*.dll /c/lua/`
-
-`cp -v src/lapi.h src/lauxlib.h src/lua.h src/luaconf.h src/lualib.h ../include/`
+```
+mkdir /c/lua/include
+cp src/*.exe src/*.dll /c/lua/`
+cp -v src/lapi.h src/lauxlib.h src/lua.h src/luaconf.h src/lualib.h /c/lua/include/
+```
 
 add lua path in the env
 
 `C:\lua`
 
-# Luarocks
+## Luarocks
 
 download luarocks from [github](https://github.com/luarocks/luarocks/archive/refs/tags/v3.12.2.zip)