Configuration of One Turn per Day (LongTurn) games in Freeciv-web
Just drop a LongTurn game specific server settings file in the publite2 directory: publite2/pubscript_longturn_6003.serv publite2/pubscript_longturn_Europe.serv publite2/pubscript_longturn_Whatever.serv
freeciv/patches/longturn.patch is a patch which adds LongTurn support to the Freeciv C server, and it is automatically applied to the source code.