Get the stories that matter to you sent straight to your inbox with our daily newsletter.Only people who live, work or attend school in Johnstone are being asked to take part in the mass Covid-19 testing scheme.Scotland’s first mass testing centre for people with no symptoms of the virus is set to open in Johnstone Town Hall on Wednesday.The pilot project will see up to 12,000 people tested for the virus over the following seven days.Now Renfrewshire Council has confirmed it will only be locals