log sosf on panics from main

main.go

@@ -26,6 +26,7 @@ func main() {
 	}
 	if config.Get().Message.Matrix.ReceiveEnabled {
 		if err := matrixrecv(); err != nil {
+			logtr.SOSf("failed to recv matrix on boot: %v", err)
 			panic(err)
 		}
 	}
@@ -47,6 +48,7 @@ func main() {
 		}
 	}()
 	if err := _main(); err != nil {
+		logtr.SOSf("failed _main: %v", err)
 		panic(err)
 	}
 	lock.Lock()