By Simon Mullock Manchester City want to reward Rodri with a massive pay hike in a bid to keep the Spanish midfielder at the Etihad for life. Pep Guardiola believes the 27-year-old has developed into his most important player over the last 12 months. And City are ready to hand the man who scored the winning goal in last season’s Champions League final with a new deal that will take his basic wage to £300,0000-a-week. Rodri is currently on £180,000-a-week and still has just over three years left on the contract he signed in the summer of 2022. But City want him to commit to another extension. T…