even though the new cyclewy was only officially inaugurated yesterday (see https://www.rnz.de/nachrichten/region_artikel,-neckargemuendheidelberg-jetzt-ist-die-b37-radspur-auch-offiziell-eroeffnet-_arid,668713.html), it was already mapped in OSM a few weeks ago: https://www.openstreetmap.org/changeset/101914610 ;-)