Enhanced Allays

1.21.6:

shearing an allay causes it to lose its custom name (replacing 'unname' functionality)

1.21.5:

• Server owners (needs OP) may use /function tpallays:toggle_invulnerability to toggle between allowing and disallowing invulnerable allays.
• Invulnerable allays are reset when disabled.
• 'invulnerable allays' is disabled by default

1.21.4: re-introduced unnaming feature

1.21.5:

• Server owners (needs OP) may use /function tpallays:toggle_invulnerability to toggle between allowing and disallowing invulnerable allays.
• Invulnerable allays are reset when disabled.
• 'invulnerable allays' is disabled by default

1.21.4: re-introduced unnaming feature

re-introduced unnaming feature, since bug MC-128225 got fixed :)

• Brought back 'no teleporting when named' and unnaming in a scuffed form. pls vote for https://bugs.mojang.com/browse/MC-128225
• Allays in vehicles now can't teleport
• Now, only allays leashed by the PLAYER ignore note blocks

Updated to 1.21

• 1.20.5
• unname functionality broken due to bug MC-128225

Fixed sporadic allay teleportation in multiplayer.

Fix in the naming scheme used in data pack's load notification

Backport of V3 to V1 for 1.19-1.20.1:

• Added /trigger invulnerable_allays; makes all allays immortal. Trigger again to make them mortal again.
• Made invulnerable allays a looped function of one second for lag optimisation.
• naming an allay "unname" causes it to lose its custom name
• Allays trapped in or above walls, fences, fence gates, composters, (filled) cauldrons and hoppers don't teleport ever
• Fix in the naming scheme used in data pack's load notification

Fixed a bug where allays that like note blocks were still teleporting to the player

• Allays trapped in or above walls, fences, fence gates, composters, (filled) cauldrons and hoppers now don't teleport ever.
• Implemented signature advancement.

• Added /trigger invulnerable_allays; makes your allays immortal. Trigger again to make them mortal again.
• Made it so allays teleport to their owner, instead of the nearest player.
• Made invulnerable allays a looped function of one second for lag optimisation.
• Unaffected by data pack version 18 changes (personal note)