Implement FastAPI Temporal MVP pipeline

app/api/schemas/order.py

@@ -0,0 +1,47 @@
+"""Order API schemas."""
+
+from datetime import datetime
+
+from pydantic import BaseModel
+
+from app.api.schemas.asset import AssetRead
+from app.domain.enums import CustomerLevel, OrderStatus, ServiceMode, WorkflowStepName
+
+
+class CreateOrderRequest(BaseModel):
+    """Request payload for creating an order."""
+
+    customer_level: CustomerLevel
+    service_mode: ServiceMode
+    model_id: int
+    pose_id: int
+    garment_asset_id: int
+    scene_ref_asset_id: int
+
+
+class CreateOrderResponse(BaseModel):
+    """Response returned after an order has been created."""
+
+    order_id: int
+    workflow_id: str
+    status: OrderStatus
+
+
+class OrderDetailResponse(BaseModel):
+    """Order detail response."""
+
+    order_id: int
+    customer_level: CustomerLevel
+    service_mode: ServiceMode
+    status: OrderStatus
+    model_id: int
+    pose_id: int
+    garment_asset_id: int
+    scene_ref_asset_id: int
+    final_asset_id: int | None
+    workflow_id: str | None
+    current_step: WorkflowStepName | None
+    final_asset: AssetRead | None
+    created_at: datetime
+    updated_at: datetime
+