Syntax Highlighting with nano - nanorc for config

From NAS-Tweaks

### several config files
syntax "config" "(\.|/|)config$" "(\.|/|)logout$" "(\.|/|)COLORS$" "(\.|/|)colors$"
color red "/.*$" "TERM" "\..*$" "=.*$" "\*.*$"
color white ":unscaled" "[0-9]"
color blue "setenv|export" "\;"
color green "#.*$"