feat: [SDK-5397] send a heartbeat every 30 minutes of foreground time - #1785

feat: [SDK-5397] send a heartbeat every 30 minutes of foreground time#1785

fadi-george merged 3 commits into

new-session-eventsOneSignal/OneSignal-iOS-SDK:new-session-eventsfrom

fadi/SDK-5397-ios-heartbeatOneSignal/OneSignal-iOS-SDK:fadi/SDK-5397-ios-heartbeatCopy head branch name to clipboard