Celtic are on the lookout for a new number one to replace Joe Hart before the new campaign gets underway at Parkhead. Scott Bain and Benjamin Siegrist remain as options in the background; however, the saga is set to become a major priority over the coming weeks. Plenty of names have already been linked with Brendan Rodgers’ men, including Bayern Munich’s Daniel Peretz, Southampton veteran Alex McCarthy and free agent Kenan Piric. According to reports last month, Aston Villa goalkeeper Viljami Sinisalo is also on Celtic’s radar following an excellent campaign on loan at Exeter City. The two-cap…