Overhaul of the frontend on waiters, orders, and payment events

Manager Dashboard: product reorder/bulk actions, preference sub-choices
UI, expanded reports with DateInput component, waiter management updates,
order detail improvements, Docker config and backend dockerignore added.

Backend: table groups, auto-numbering, has_active_order flag, expanded
reporting endpoints, waiter zone management, user schema updates, system
router additions, table router fixes.

Waiter PWA: TableDetailPage order/payment event improvements.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

local_backend/schemas/user.py

@@ -1,12 +1,16 @@
 from pydantic import BaseModel
 from datetime import datetime
-from typing import Optional
+from typing import Optional, List
 
 
 class UserBase(BaseModel):
     username: str
     role: str
     is_active: bool = True
+    full_name: Optional[str] = None
+    nickname: Optional[str] = None
+    mobile_phone: Optional[str] = None
+    avatar_url: Optional[str] = None
 
 
 class UserCreate(UserBase):
@@ -17,15 +21,35 @@ class UserUpdate(BaseModel):
     username: Optional[str] = None
     role: Optional[str] = None
     is_active: Optional[bool] = None
+    full_name: Optional[str] = None
+    nickname: Optional[str] = None
+    mobile_phone: Optional[str] = None
+
+
+class WaiterZoneOut(BaseModel):
+    id: int
+    waiter_id: int
+    group_id: Optional[int] = None   # None = all zones
+
+    model_config = {"from_attributes": True}
 
 
 class UserOut(UserBase):
     id: int
     created_at: datetime
+    zone_assignments: List[WaiterZoneOut] = []
 
     model_config = {"from_attributes": True}
 
 
+class SetZonesRequest(BaseModel):
+    """Replace all zone assignments for a waiter in one call.
+    group_ids=[] means remove all (sees nothing).
+    group_ids=[null] or all_zones=True means the wildcard 'all zones' sentinel."""
+    group_ids: Optional[List[Optional[int]]] = None  # list of group ids; None in list = all-zones sentinel
+    all_zones: bool = False  # convenience flag: if True, set a single NULL-group_id row
+
+
 class AssistantAssignmentOut(BaseModel):
     id: int
     primary_waiter_id: int