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Fixed the issue that the hand accessory slot could not be used
Optimized the mana recovery mechanism
The relevant settings of mana value can be modified in the configuration sheet on the mod page (I forgot to write out the content of the last update)
There are instructions for mana value to be set:
/mana get [player] # to see the player's mana
/mana set
/mana add
/mana setmax
Fixed the Moonlight Sword skill causing the game to crash

Added some weapons, enchantments, and items for Minecraft.