Add mixins to NeoForge project

NeoForge/build.gradle

@@ -33,6 +33,7 @@ runs {
         // "REGISTRIES": For firing of registry events.
         // "REGISTRYDUMP": For getting the contents of all registries.
         systemProperty 'forge.logging.markers', 'REGISTRIES'
+        systemProperty 'mixin.env.disableRefMap', 'true'
 
         // Recommended logging level for the console
         // You can set various levels here.

NeoForge/src/main/java/com/aizistral/nochatrestrictions/mixins/MixinMinecraft.java

@@ -0,0 +1,34 @@
+package com.aizistral.nochatrestrictions.mixins;
+
+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.CallbackInfoReturnable;
+
+import com.aizistral.nochatrestrictions.core.NCRCore;
+import com.aizistral.nochatrestrictions.core.WrappedUserApiService;
+import com.mojang.authlib.minecraft.UserApiService;
+import com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService;
+
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.main.GameConfig;
+
+@Mixin(Minecraft.class)
+public class MixinMinecraft {
+
+    @Inject(method = { "m_193585_", "createUserApiService" }, at = @At("RETURN"), cancellable = true)
+    public void onCreateUserApi(YggdrasilAuthenticationService authService, GameConfig gameConfig,
+	    CallbackInfoReturnable<UserApiService> info) {
+	UserApiService returnedService = info.getReturnValue();
+	assert returnedService != null;
+	info.setReturnValue(new WrappedUserApiService(returnedService));
+
+	NCRCore.LOGGER.info("Successfully supplanted UserApiService with a wrapped version.");
+    }
+
+    @Inject(method = { "m_294837_", "isNameBanned" }, at = @At("HEAD"), cancellable = true)
+    public void onCheckNameBan(CallbackInfoReturnable<Boolean> info) {
+	info.setReturnValue(Boolean.FALSE);
+    }
+
+}

NeoForge/src/main/resources/META-INF/mods.toml

@@ -24,3 +24,6 @@ description="A mod dedicated to removing restrictions around the use of multipla
     versionRange="1.20.2"
     ordering="NONE"
     side="BOTH"
+	
+[[mixins]]
+config="nochatrestrictions.mixins.json"

NeoForge/src/main/resources/nochatrestrictions.mixins.json

@@ -0,0 +1,14 @@
+{
+  "required": true,
+  "package": "com.aizistral.nochatrestrictions.mixins",
+  "compatibilityLevel": "JAVA_17",
+  "minVersion": "0.8",
+  "refmap": "nochatrestrictions.refmap.json",
+  "mixins": [],
+  "client": [
+	"MixinMinecraft"
+  ],
+  "injectors": {
+    "defaultRequire": 1
+  }
+}