la base .

src/main/java/gamer/noir/curseenc/mixin/ExampleMixin.java

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+package gamer.noir.curseenc.mixin;
+
+import net.minecraft.server.MinecraftServer;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(MinecraftServer.class)
+public class ExampleMixin {
+	@Inject(at = @At("HEAD"), method = "loadLevel")
+	private void init(CallbackInfo info) {
+		// This code is injected into the start of MinecraftServer.loadLevel()V
+	}
+}

src/main/kotlin/gamer/noir/curseenc/CurseOfEienNoChi.kt

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+package gamer.noir.curseenc
+
+import net.fabricmc.api.ModInitializer
+import org.slf4j.LoggerFactory
+
+object CurseOfEienNoChi : ModInitializer {
+    private val logger = LoggerFactory.getLogger("curse-of-eien-no-chi")
+
+	override fun onInitialize() {
+		// This code runs as soon as Minecraft is in a mod-load-ready state.
+		// However, some things (like resources) may still be uninitialized.
+		// Proceed with mild caution.
+		logger.info("Hello Fabric world!")
+	}
+}

src/main/resources/curse-of-eien-no-chi.mixins.json

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+{
+	"required": true,
+	"package": "gamer.noir.curseenc.mixin",
+	"compatibilityLevel": "JAVA_21",
+	"mixins": [
+		"ExampleMixin"
+	],
+	"injectors": {
+		"defaultRequire": 1
+	},
+	"overwrites": {
+		"requireAnnotations": true
+	}
+}

src/main/resources/fabric.mod.json

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+{
+	"schemaVersion": 1,
+	"id": "curse-of-eien-no-chi",
+	"version": "${version}",
+	"name": "Curse of Eien no chi",
+	"description": "This is an example description! Tell everyone what your mod is about!",
+	"authors": [
+		"Me!"
+	],
+	"contact": {
+		"homepage": "https://fabricmc.net/",
+		"sources": "https://github.com/FabricMC/fabric-example-mod"
+	},
+	"license": "CC0-1.0",
+	"icon": "assets/curse-of-eien-no-chi/icon.png",
+	"environment": "*",
+	"entrypoints": {
+		"main": [
+			{
+				"value": "gamer.noir.curseenc.CurseOfEienNoChi",
+				"adapter": "kotlin"
+			}
+		],
+		"client": [
+			{
+				"value": "gamer.noir.curseenc.client.CurseOfEienNoChiClient",
+				"adapter": "kotlin"
+			}
+		],
+		"fabric-datagen": [
+			{
+				"value": "gamer.noir.curseenc.client.CurseOfEienNoChiDataGenerator",
+				"adapter": "kotlin"
+			}
+		]
+	},
+	"mixins": [
+		"curse-of-eien-no-chi.mixins.json",
+		{
+			"config": "curse-of-eien-no-chi.client.mixins.json",
+			"environment": "client"
+		}
+	],
+	"depends": {
+		"fabricloader": ">=0.19.2",
+		"minecraft": "~1.21.1",
+		"java": ">=21",
+		"fabric-api": "*",
+		"fabric-language-kotlin": "*"
+	}
+}