IIRC Pathplanner requires paths to be drawn on the blue side in order for them to be mirrored properly. As such, we should default to the robot being on the blue side when not connected to the FMS
This has already been implemented (see public static Pose2d flipPose(Pose2d pose) in Drive.java + various checks of DriverStation.getAlliance().get() == Alliance.Red)
IIRC Pathplanner requires paths to be drawn on the blue side in order for them to be mirrored properly. As such, we should default to the robot being on the blue side when not connected to the FMS