add example mixin

minecraft/src/main/java/org/ecorous/esnesnon/nonsense/loader/example/mixin/TitleScreenMixin.java

@@ -0,0 +1,25 @@
+package org.ecorous.esnesnon.nonsense.loader.example.mixin;
+
+import net.minecraft.client.gui.components.FocusableTextWidget;
+import net.minecraft.client.gui.screens.Screen;
+import net.minecraft.client.gui.screens.TitleScreen;
+import net.minecraft.network.chat.Component;
+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(TitleScreen.class)
+public abstract class TitleScreenMixin extends Screen {
+
+	protected TitleScreenMixin(Component title) {
+		super(title);
+	}
+
+	@Inject(method = "createNormalMenuOptions", at = @At("TAIL"), remap = false)
+	private void showExample(int y, int rowHeight, CallbackInfo ci) {
+		var widget = new FocusableTextWidget(200, Component.literal("<insert frog here!>"), this.font);
+		widget.setPosition(width / 2 - widget.getWidth(), 20);
+		addRenderableOnly(widget);
+	}
+}

minecraft/src/main/resources/example_mod.mixins.json

@@ -4,7 +4,9 @@
   "package": "org.ecorous.esnesnon.nonsense.loader.example.mixin",
   "compatibilityLevel": "JAVA_21",
   "mixins": [],
-  "client": [],
+  "client": [
+    "TitleScreenMixin"
+  ],
   "injectors": {
     "defaultRequire": 1
   }