Added smelting recipes for all variants of:

• Copper Chest
• Copper Golem Statue
• Copper Bars
• Copper Chains
• Copper Lanterns
• Copper Tools
• Copper Weapons
• Copper Armor
• Lightning Rod
• New Nautilus Armor

• Added recipes for the Spear (copper tier and above)
• Added recipe for Netherite Horse Armor

• Fixed iron chains smelting recipe not working in 1.21.9+ due to rename
• Added backport of iron lantern and soul lantern smelting recipe to match the new copper lantern smelting
• Fixed an error that's been in the datapack for who knows how long causing smelting recipes to not be visible in-game (im so sorry)
• Fixed nothing being able to smelt into iron nuggets in 1.21.9+
• Reduced errors thrown by the datapack down to 1 in most cases
• Fixed some iron nugget recipes breaking due to outdated tag references
• Probably did other stuff too