Begin adding DynamicChest UI, and finish adding the HeadUtilities

src/main/java/dev/zontreck/libzontreck/dynamicchest/ChestGuiMenu.java

@@ -0,0 +1,48 @@
+package dev.zontreck.libzontreck.dynamicchest;
+
+import dev.zontreck.libzontreck.networking.structures.OpenGUIRequest;
+import dev.zontreck.libzontreck.types.ModMenuTypes;
+import net.minecraft.core.BlockPos;
+import net.minecraft.world.entity.player.Inventory;
+import net.minecraft.world.entity.player.Player;
+import net.minecraft.world.inventory.AbstractContainerMenu;
+import net.minecraft.world.inventory.Slot;
+import net.minecraft.world.item.ItemStack;
+import net.minecraftforge.items.IItemHandler;
+import net.minecraftforge.items.ItemStackHandler;
+import net.minecraftforge.items.SlotItemHandler;
+
+public class ChestGuiMenu extends AbstractContainerMenu
+{
+    public final Player player;
+    
+    public ChestGuiMenu(int id, Inventory player)
+    {
+        this(id, player, new ItemStackHandler(36), BlockPos.ZERO, player.player, null);
+    }
+
+    public ChestGuiMenu(int id, Inventory player, IItemHandler handler, BlockPos pos, Player play, OpenGUIRequest request)
+    {
+        super(ModMenuTypes.CHESTGUI.get(), id);
+        this.player=play;
+
+        int slotSize=18;
+        int startX=11;
+        int startY=11;
+
+        for(int row=0; row<4; row++)
+        {
+            for(int column = 0; column<9;column++)
+            {
+                addSlot(new SlotItemHandler(handler, row * 9 + column, startX + column * slotSize, startY + row * slotSize));
+            }
+        }
+
+    }
+
+    @Override
+    public boolean stillValid(Player pPlayer) {
+        return true; // This is dynamic. We have no block entity!
+    }
+
+}

src/main/java/dev/zontreck/libzontreck/dynamicchest/ChestGuiScreen.java

@@ -0,0 +1,5 @@
+package dev.zontreck.libzontreck.dynamicchest;
+
+public class ChestGuiScreen {
+    
+}