Add simple container recipe

AGRARIAN_DEVELOPMENT_ROADMAP.md

@@ -564,7 +564,9 @@ Target deliverable: A small group can join a server, spawn into one biome, gathe
 - [x] Add campfire recipe.
 - [x] Add shelter recipe.
 - [x] Add recipes or gather paths for primitive shelter structure parts.
-- [ ] Add simple container recipe.
+- [x] Add simple container recipe. Added `simple_container` item and recipe
+  data assets, using wood, fiber, and hide as MVP ingredients for later
+  placed-storage/container systems.
 - [x] Add bandage or basic treatment recipe.
 - [ ] Add crafting UI.
 - [x] Add multiplayer authority checks.

Docs/InventoryDataModel.md

@@ -145,6 +145,11 @@ awkward-object handling, and hard over-encumbrance rules for later systems.
 Those systems should build on the existing total-weight hook instead of adding a
 parallel inventory burden model.
 
+The 0.1.G `simple_container` recipe is intentionally only a craftable inventory
+item. It uses wood, fiber, and hide so the survival loop can produce a storage
+foundation now, while actual placed-container inventory, permissions, volume,
+and persistence remain later system work.
+
 ## Equipment Slot Decision
 
 Dedicated equipment slots are deferred for the 0.1.E MVP. Current MVP tools,

Docs/TechnicalDesignDocument.md

@@ -73,7 +73,10 @@ Early runtime systems should remain small and explicit:
   temperature, injury, and survival damage.
 - Inventory component/classes: item stacks, item definitions, resource intake,
   and crafting inputs/outputs.
-- Crafting component/classes: recipes, validation, output creation.
+- Crafting component/classes: recipes, validation, output creation. Current
+  primitive recipes include campfire, shelter parts, primitive shelter, basic
+  tool, bandage, and `simple_container`; the simple container is an inventory
+  craftable foundation for later placed storage and trade-container systems.
 - Interaction component/classes: player-facing use/gather/build entry points.
 - Resource actors: gatherable wood, stone, fiber, water, wildlife, and future
   natural resources.

Scripts/setup_item_definitions.py

@@ -103,6 +103,15 @@ ITEMS = [
         "unit_weight": 25.0,
         "max_stack_size": 1,
     },
+    {
+        "asset": "DA_Item_SimpleContainer",
+        "item_id": "simple_container",
+        "display_name": "Simple Container",
+        "description": "A crude hide-and-frame container for early storage, trade, and later placed-container systems.",
+        "item_type": unreal.AgrarianItemType.STRUCTURE,
+        "unit_weight": 8.0,
+        "max_stack_size": 5,
+    },
     {
         "asset": "DA_Item_BasicTool",
         "item_id": "basic_tool",

Scripts/setup_recipe_definitions.py

@@ -13,6 +13,7 @@ ITEM_DISPLAY = {
     "primitive_roof_panel": ("Primitive Roof Panel", 4.0),
     "campfire": ("Campfire", 12.0),
     "primitive_shelter": ("Primitive Shelter", 25.0),
+    "simple_container": ("Simple Container", 8.0),
     "basic_tool": ("Basic Tool", 1.2),
     "bandage": ("Bandage", 0.1),
 }
@@ -78,6 +79,15 @@ RECIPES = [
         "craft_seconds": 6.0,
         "requires_campfire": False,
     },
+    {
+        "asset": "DA_Recipe_SimpleContainer",
+        "recipe_id": "simple_container",
+        "display_name": "Simple Container",
+        "ingredients": [("wood", 3), ("fiber", 6), ("hide", 2)],
+        "result": ("simple_container", 1),
+        "craft_seconds": 10.0,
+        "requires_campfire": False,
+    },
     {
         "asset": "DA_Recipe_Bandage",
         "recipe_id": "bandage",

Scripts/verify_item_definitions.py

@@ -15,6 +15,7 @@ EXPECTED_ITEMS = {
     "DA_Item_PrimitiveRoofPanel": ("primitive_roof_panel", unreal.AgrarianItemType.STRUCTURE),
     "DA_Item_Campfire": ("campfire", unreal.AgrarianItemType.STRUCTURE),
     "DA_Item_PrimitiveShelter": ("primitive_shelter", unreal.AgrarianItemType.STRUCTURE),
+    "DA_Item_SimpleContainer": ("simple_container", unreal.AgrarianItemType.STRUCTURE),
     "DA_Item_BasicTool": ("basic_tool", unreal.AgrarianItemType.TOOL),
     "DA_Item_Bandage": ("bandage", unreal.AgrarianItemType.MEDICINE),
 }

Scripts/verify_recipe_definitions.py

@@ -40,6 +40,11 @@ EXPECTED_RECIPES = {
         "ingredients": {"wood": 1, "stone": 2, "fiber": 1},
         "result": ("basic_tool", 1),
     },
+    "DA_Recipe_SimpleContainer": {
+        "recipe_id": "simple_container",
+        "ingredients": {"wood": 3, "fiber": 6, "hide": 2},
+        "result": ("simple_container", 1),
+    },
     "DA_Recipe_Bandage": {
         "recipe_id": "bandage",
         "ingredients": {"fiber": 3, "hide": 1},

Scripts/verify_simple_container_recipe.py

@@ -0,0 +1,58 @@
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[1]
+
+EXPECTED = {
+    ROOT / "Scripts" / "setup_item_definitions.py": [
+        '"asset": "DA_Item_SimpleContainer"',
+        '"item_id": "simple_container"',
+        '"display_name": "Simple Container"',
+        "early storage, trade, and later placed-container systems",
+    ],
+    ROOT / "Scripts" / "verify_item_definitions.py": [
+        '"DA_Item_SimpleContainer": ("simple_container", unreal.AgrarianItemType.STRUCTURE)',
+    ],
+    ROOT / "Scripts" / "setup_recipe_definitions.py": [
+        '"asset": "DA_Recipe_SimpleContainer"',
+        '"recipe_id": "simple_container"',
+        '("wood", 3)',
+        '("fiber", 6)',
+        '("hide", 2)',
+        '"result": ("simple_container", 1)',
+    ],
+    ROOT / "Scripts" / "verify_recipe_definitions.py": [
+        '"DA_Recipe_SimpleContainer"',
+        '"ingredients": {"wood": 3, "fiber": 6, "hide": 2}',
+        '"result": ("simple_container", 1)',
+    ],
+    ROOT / "AGRARIAN_DEVELOPMENT_ROADMAP.md": [
+        "[x] Add simple container recipe.",
+    ],
+    ROOT / "Docs" / "TechnicalDesignDocument.md": [
+        "`simple_container`",
+        "foundation for later placed storage and trade-container systems",
+    ],
+    ROOT / "Docs" / "InventoryDataModel.md": [
+        "The 0.1.G `simple_container` recipe is intentionally only a craftable inventory",
+        "actual placed-container inventory, permissions, volume",
+    ],
+}
+
+
+def main() -> None:
+    missing = []
+    for path, snippets in EXPECTED.items():
+        text = path.read_text(encoding="utf-8")
+        for snippet in snippets:
+            if snippet not in text:
+                missing.append(f"{path.relative_to(ROOT)}: {snippet}")
+
+    if missing:
+        raise RuntimeError("Simple container recipe verification failed: " + "; ".join(missing))
+
+    print("PASS: simple container item and recipe definitions are scripted, verified, and tracked in the roadmap.")
+
+
+if __name__ == "__main__":
+    main()