Bayer Leverkusen sporting director Simon Rolfes expects coach Xabi Alonso to honour his contract amid speculation he could be lured away after the Bundesliga leaders’ stunning first half of the season. The Spaniard, in his first major coaching job, has taken Leverkusen from near the bottom to the top in 18 months and has been linked with former clubs Real Madrid and Bayern Munich. But Carlo Ancelotti recently extended his deal at Real, just like World Cup winner Alonso did with Leverkusen until 2026 when he penned a new contract in August. “There will certainly be changes in the future and the…