added spawn structure to spwan at 0 80 0 and player at 5 90 6

src/main/java/net/Chipperfluff/chipi/ChipiMod.java

@@ -5,30 +5,78 @@ import net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback;
 import net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents;
 import net.minecraft.server.world.ServerWorld;
 import net.minecraft.util.Identifier;
+import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.GameRules;
+import net.minecraft.structure.StructurePlacementData;
+import net.minecraft.structure.StructureTemplate;
 import net.Chipperfluff.chipi.command.ChipperCommand;
+import net.Chipperfluff.chipi.block.ModBlocks;
+import net.Chipperfluff.chipi.item.ModItems;
 
 public class ChipiMod implements ModInitializer {
 
+    public static final String MOD_ID = "chipi";
+
     private static final Identifier CHIPI_DIM =
             new Identifier("chipi", "chipi_dimension");
 
+    private static final Identifier SPAWN_STRUCTURE =
+            new Identifier("chipi", "spawn");
+
     @Override
     public void onInitialize() {
 
         ServerTickEvents.END_WORLD_TICK.register((ServerWorld world) -> {
+            if (!world.getRegistryKey().getValue().equals(CHIPI_DIM)) return;
 
-            if (!world.getRegistryKey().getValue().equals(CHIPI_DIM)) {
-                return;
-            }
-
+            // 🌙 Lock time
             world.setTimeOfDay(18000);
-
             world.getGameRules()
                     .get(GameRules.DO_DAYLIGHT_CYCLE)
                     .set(false, world.getServer());
+
+            // 🧠 persistent spawn state
+            SpawnPlacedState state = world.getPersistentStateManager()
+                    .getOrCreate(
+                            SpawnPlacedState::fromNbt,
+                            SpawnPlacedState::new,
+                            "chipi_spawn"
+                    );
+
+            if (state.placed) return;
+
+            var optional = world.getStructureTemplateManager()
+                    .getTemplate(SPAWN_STRUCTURE);
+
+            if (optional.isEmpty()) {
+                System.err.println("[CHIPI] spawn.nbt not found!");
+                return;
+            }
+
+            StructureTemplate template = optional.get();
+
+            BlockPos origin = new BlockPos(0, 80, 0);
+
+            template.place(
+                    world,
+                    origin,
+                    origin,
+                    new StructurePlacementData(),
+                    world.getRandom(),
+                    2
+            );
+
+            world.setSpawnPos(origin.up(), 0.0f);
+
+            state.placed = true;
+            state.markDirty();
+
+            System.out.println("[CHIPI] Spawn structure placed");
         });
 
+        ModBlocks.register();
+        ModItems.register();
+
         CommandRegistrationCallback.EVENT.register(
                 (dispatcher, registryAccess, environment) ->
                         ChipperCommand.register(dispatcher)

src/main/java/net/Chipperfluff/chipi/SpawnPlacedState.java

@@ -0,0 +1,21 @@
+package net.Chipperfluff.chipi;
+
+import net.minecraft.nbt.NbtCompound;
+import net.minecraft.world.PersistentState;
+
+public class SpawnPlacedState extends PersistentState {
+
+    public boolean placed = false;
+
+    public static SpawnPlacedState fromNbt(NbtCompound nbt) {
+        SpawnPlacedState state = new SpawnPlacedState();
+        state.placed = nbt.getBoolean("placed");
+        return state;
+    }
+
+    @Override
+    public NbtCompound writeNbt(NbtCompound nbt) {
+        nbt.putBoolean("placed", placed);
+        return nbt;
+    }
+}

src/main/java/net/Chipperfluff/chipi/block/ModBlocks.java

@@ -0,0 +1,28 @@
+package net.Chipperfluff.chipi.block;
+
+import net.minecraft.block.Block;
+import net.minecraft.block.AbstractBlock;
+import net.minecraft.registry.Registries;
+import net.minecraft.registry.Registry;
+import net.minecraft.util.Identifier;
+import net.Chipperfluff.chipi.ChipiMod;
+
+public class ModBlocks {
+
+    public static final Block VOID_BLOCK = register(
+            "void_block",
+            new Block(AbstractBlock.Settings.create()
+                    .strength(1.5f, 6.0f)
+            )
+    );
+
+    private static Block register(String name, Block block) {
+        return Registry.register(
+                Registries.BLOCK,
+                new Identifier(ChipiMod.MOD_ID, name),
+                block
+        );
+    }
+
+    public static void register() {}
+}

src/main/java/net/Chipperfluff/chipi/item/ModItems.java

@@ -0,0 +1,27 @@
+package net.Chipperfluff.chipi.item;
+
+import net.minecraft.item.BlockItem;
+import net.minecraft.item.Item;
+import net.minecraft.registry.Registries;
+import net.minecraft.registry.Registry;
+import net.minecraft.util.Identifier;
+import net.Chipperfluff.chipi.ChipiMod;
+import net.Chipperfluff.chipi.block.ModBlocks;
+
+public class ModItems {
+
+    public static final Item VOID_BLOCK = register(
+            "void_block",
+            new BlockItem(ModBlocks.VOID_BLOCK, new Item.Settings())
+    );
+
+    private static Item register(String name, Item item) {
+        return Registry.register(
+                Registries.ITEM,
+                new Identifier(ChipiMod.MOD_ID, name),
+                item
+        );
+    }
+
+    public static void register() {}
+}

src/main/resources/assets/chipi/blockstates/void_block.json

@@ -0,0 +1,5 @@
+{
+  "variants": {
+    "": { "model": "chipi:block/void_block" }
+  }
+}

src/main/resources/assets/chipi/models/block/void_block.json

@@ -0,0 +1,6 @@
+{
+  "parent": "minecraft:block/cube_all",
+  "textures": {
+    "all": "chipi:block/void_block"
+  }
+}

src/main/resources/assets/chipi/models/item/void_block.json

@@ -0,0 +1,3 @@
+{
+  "parent": "chipi:block/void_block"
+}