Power on bluetooth as part of setup

btsetup.go

@@ -1,6 +1,8 @@
 package infinitime
 
 import (
+	"os/exec"
+
 	bt "github.com/muka/go-bluetooth/api"
 	"github.com/muka/go-bluetooth/bluez/profile/adapter"
 )
@@ -14,10 +16,12 @@ func init() {
 		panic(err)
 	}
 
+	// Power on command (workaround as go-bluetooth does not have a power on function)
+	exec.Command("bluetoothctl", "power", "on").Start()
+
 	defaultAdapter = da
 }
 
-
 func Exit() error {
 	return bt.Exit()
 }