Lib 39

Migrate from Forge 1.20.1 to Neoforge 1.21.10.

• I18n language JSON data generation code based on Provider (providing more convenient language data generation);

• Compatibility code registration management class (used to easily implement compatibility with other mods);

• NBT read/write utility class using chain pattern to reduce redundant logic in serialization/deserialization;

• Value read/write utility class using chain pattern to reduce redundant logic in serialization/deserialization;

• A series of riding methods for more convenient management of riding relationships.

And a range of other utility methods aimed at reducing repetitive coding tasks.