Waiter PWA fixes, and extra feautures. Also added Emergency Mode, search etc

local_backend/schemas/order.py

@@ -9,6 +9,9 @@ class SelectedOptionInput(BaseModel):
     name: Optional[str] = None
     price_delta: Optional[float] = None
     extra_cost: Optional[float] = None
+    # type tags: "quick" | "pref" | "pref_sub" | "extra" | "extra_sub"
+    # Omitted by old clients — print code falls back gracefully.
+    type: Optional[str] = None
 
 
 class OrderItemInput(BaseModel):
@@ -73,6 +76,13 @@ class PayItemsRequest(BaseModel):
     payment_method: Optional[str] = None  # 'cash' | 'card' | 'other' — optional for now
 
 
+class OfflinePaymentRequest(BaseModel):
+    uuid: str                          # client-generated UUID, used for duplicate detection
+    item_ids: List[int]
+    payment_method: Optional[str] = None
+    offline_at: Optional[str] = None   # ISO timestamp of when payment was taken offline
+
+
 class AssignWaiterRequest(BaseModel):
     waiter_id: int
 
@@ -93,6 +103,8 @@ class AuditLogOut(BaseModel):
     payment_method: Optional[str] = None
     note: Optional[str] = None
     created_at: UTCDatetime
+    offline_at: Optional[str] = None
+    is_duplicate: int = 0
 
     model_config = {"from_attributes": True}