Positionable 2.1.0 not loading

[KieranP]

After updating to 2.1.0, the extension no longer works on Chrome 89.0.4389.90. When I look at the chrome console on the extensions worker, I see the following:

[andrewplummer]

thanks for this one... looks like attempting to update to manifest v3 broke the extension... I've dug into it and it may be an issue with the new manifest version so I've downgraded back to v2 and resubmitted. However reviews take a while these days so I can't guarantee when it will be up again