Add auto sprint toggle keybinding

src/main/java/moe/nea/firmament/mixins/MixinInGameHud.java

@@ -0,0 +1,23 @@
+/*
+ * SPDX-FileCopyrightText: 2023 Linnea Gräf <nea@nea.moe>
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package moe.nea.firmament.mixins;
+
+import moe.nea.firmament.events.HudRenderEvent;
+import net.minecraft.client.gui.DrawContext;
+import net.minecraft.client.gui.hud.InGameHud;
+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(InGameHud.class)
+public class MixinInGameHud {
+    @Inject(method = "render", at = @At(value = "INVOKE",target = "Lnet/minecraft/client/network/ClientPlayerEntity;getSleepTimer()I"))
+    public void renderCallBack(DrawContext context, float tickDelta, CallbackInfo ci) {
+        HudRenderEvent.Companion.publish(new HudRenderEvent(context, tickDelta));
+    }
+}