Bug Description

Respawn anchors can be broken with glowstone, thus breaking associated portals.

Reproduction Steps

1. Make a portal out of respawn anchors in the overworld.
   
2. Fill one of the anchors with five glowstone.

Desired Behaviour

Users should be prevented from putting more than 4 glowstone in any respawn anchor that is part of a stargate portal design.

Observed Behaviour

Users can put 5 glowstone in the anchor, thus breaking it.

Trace Logs

Latest paper, core, and modules.

Other Information

No response