shebang added & add main function

winecfg.sh

@@ -1,3 +1,5 @@
+#!/usr/bin/env bash
+function main(){
     SCR_PATH="$HOME/.photoshopCCV19"
     CACHE_PATH="$HOME/.cache/photoshopCCV19" 
     WINE_PATH="$SCR_PATH/wine-3.4" 
@@ -10,5 +12,7 @@ export LD_LIBRARY_PATH="$WINE_PATH/lib:$LD_LIBRARY_PATH"
     export WINESERVER="$WINE_PATH/bin/wineserver"
     export WINELOADER="$WINE_PATH/bin/wine"
     export WINEDLLPATH="$WINE_PATH/lib/wine"
-
     winecfg
+}
+
+main