The copper age update introduces enhancements focused on copper golems, adjustments to mannequins, and various bug fixes. Key changes include:
- Copper golems can now only attempt to open adjacent chests when acting as passengers.
- Notifications now use the format minecraft:notification/ instead of notification:.
- The Data Pack version has been updated to 87.1.
- Mannequin descriptions are now configurable, and they can accept the minecraft:profile component from spawner items.
- New data fields for mannequins include pose (with valid entries such as standing, crouching, swimming, fall_flying, sleeping), immovable, description, and hidedescription.
- The spawnpoint command now accepts a pitch argument, and the setworldspawn command is no longer restricted to the overworld.
- The fetchprofile command provides clickable text to summon a mannequin with the resolved profile.
- Modified entity data for players includes required fields for yaw, pitch, and dimension.
- New context values for loot functions have been added.
- Multiple bugs have been fixed, including issues with copper golems, mannequins, and game crashes.
Pre-releases are available for Minecraft: Java Edition, and users are advised to back up their worlds before testing.