item builder DSL framework completed and seems to work. custom tag and model generation don't work yet. don't uncomment the tag generation code as it causes a stack overflow crash ⚠️

src/main/kotlin/dev/zxq5/Fantasysmp.kt

@@ -1,10 +1,10 @@
 package dev.zxq5
 
-import dev.zxq5.items.ItemImplementation
-import dev.zxq5.items.ItemTagAdder
+import dev.zxq5.items.template.GenericItemSet
+import dev.zxq5.items.template.ItemTagAdder
 import dev.zxq5.items.ModItems
-import dev.zxq5.items.Witherite
-//import dev.zxq5.items.Witherite
+import dev.zxq5.items.sets.Witherite
+//import dev.zxq5.items.sets.Witherite
 import net.fabricmc.api.ModInitializer
 import net.fabricmc.fabric.api.datagen.v1.FabricPackOutput
 import net.fabricmc.fabric.api.datagen.v1.provider.FabricRecipeProvider
@@ -51,7 +51,7 @@ class ModRecipeProvider(
 		return object : RecipeProvider(registries, exporter) {
 			override fun buildRecipes() {
 				print("GENERATING ALL RECIPES")
-				ItemImplementation.all.forEach {
+				GenericItemSet.all.forEach {
 					print("GENERATING RECIPES FOR" + it.items.toString())
 					it.generateRecipes(registries, exporter)
 				}
@@ -66,6 +66,6 @@ class ModItemTagProvider(output: FabricPackOutput, registriesFuture: Completable
 	FabricTagsProvider.ItemTagsProvider(output, registriesFuture) {
 	override fun addTags(provider: HolderLookup.Provider) {
 		val adder = ItemTagAdder(this)
-		ItemImplementation.all.forEach { it.generateItemTags(adder) }
+		GenericItemSet.all.forEach { it.generateItemTags(adder) }
 	}
 }