v1.5.5+1.21

Changes

• Now supports /whatstructure command to access wiki page of the structure you are in.
  • This command is only available in singleplayer.
• Data pack and custom server authors can now use heywiki:identifier and heywiki:translation_key in minecraft:custom_data component to provide custom namespace and name for an item.

Fixes

• Fixed duplicate language entries in configuration screen.
• Now handles variant redirect for Chinese wikis correctly.