Merge branch 'main' into develop

# Conflicts:
#	backend/app/api/key_visits.py
#	backend/app/api/mini_business.py
#	backend/app/api/visits.py
#	backend/app/api/work_plans.py
#	backend/app/main.py
#	backend/app/models/__init__.py
#	backend/app/schemas/key_visit.py
#	backend/app/schemas/mini_business.py
#	backend/app/schemas/work_plan.py
#	backend/app/services/light_board.py
#	frontend/src/components/DesktopLayout.vue
#	frontend/src/stores/theme.ts
#	frontend/src/views/desktop/ManagerWorkspace.vue
#	frontend/src/views/desktop/WorkPlans.vue
#	frontend/src/views/mobile/KeyVisitForm.vue
#	frontend/src/views/mobile/LeaveForm.vue
#	frontend/src/views/mobile/PlansList.vue
#	frontend/src/views/mobile/VisitForm.vue
#	frontend/src/views/mobile/WorkPlanForm.vue

backend/app/api/mini_business.py

@@ -2,7 +2,7 @@ import uuid
 from typing import Optional
 from fastapi import APIRouter, Depends, HTTPException, Query
 from sqlalchemy.ext.asyncio import AsyncSession
-from sqlalchemy import select
+from sqlalchemy import select, or_
 from app.database import get_db
 from app.middleware.auth import get_current_user, require_any_role
 from app.models.mini_business import MiniBusiness
@@ -36,6 +36,8 @@ async def _enrich(m: MiniBusiness, db: AsyncSession) -> dict:
 @router.get("/")
 async def list_mini_business(
     customer_id: Optional[str] = Query(None),
+    customer_type: Optional[str] = Query(None),
+    search: Optional[str] = Query(None),
     current_user: dict = Depends(get_current_user),
     db: AsyncSession = Depends(get_db),
 ):
@@ -44,11 +46,32 @@ async def list_mini_business(
         query = query.where(MiniBusiness.manager_id == uuid.UUID(current_user["user_id"]))
     if customer_id:
         query = query.where(MiniBusiness.customer_id == uuid.UUID(customer_id))
+    if customer_type:
+        query = query.join(Customer, MiniBusiness.customer_id == Customer.id).where(Customer.customer_type == customer_type)
+    if search:
+        query = query.outerjoin(Customer, MiniBusiness.customer_id == Customer.id).where(
+            or_(MiniBusiness.product_type.ilike(f"%{search}%"), MiniBusiness.follow_up_detail.ilike(f"%{search}%"), Customer.name.ilike(f"%{search}%"))
+        )
     query = query.order_by(MiniBusiness.expected_revenue_date.desc()).limit(200)
     result = await db.execute(query)
     return [await _enrich(m, db) for m in result.scalars().all()]
 
 
+@router.get("/{item_id}")
+async def get_mini_business(
+    item_id: str,
+    current_user: dict = Depends(get_current_user),
+    db: AsyncSession = Depends(get_db),
+):
+    result = await db.execute(select(MiniBusiness).where(MiniBusiness.id == item_id))
+    m = result.scalar_one_or_none()
+    if not m:
+        raise HTTPException(status_code=404, detail="Not found")
+    if current_user["role"] == "manager" and str(m.manager_id) != current_user["user_id"]:
+        raise HTTPException(status_code=403, detail="Access denied")
+    return await _enrich(m, db)
+
+
 @router.post("/")
 async def create_mini_business(
     data: MiniBusinessCreate,
@@ -61,7 +84,7 @@ async def create_mini_business(
         amount=data.amount,
         follow_up_detail=data.follow_up_detail,
         status=data.status,
-        manager_id=uuid.UUID(current_user["user_id"]),
+        manager_id=data.manager_id if (current_user["role"] in ("director", "leader") and data.manager_id) else uuid.UUID(current_user["user_id"]),
         expected_revenue_date=data.expected_revenue_date,
     )
     init_entry(m, current_user["name"])
@@ -101,10 +124,15 @@ async def update_mini_business(
 
     old_snapshot = {"customer_id": str(m.customer_id), "product_type": m.product_type, "amount": m.amount, "follow_up_detail": m.follow_up_detail, "status": m.status, "expected_revenue_date": m.expected_revenue_date}
     update_data = data.model_dump(exclude_unset=True)
+    if current_user["role"] not in ("director", "leader"):
+        update_data.pop("manager_id", None)
     if "manager_id" in update_data and update_data["manager_id"]:
         update_data["manager_id"] = uuid.UUID(update_data["manager_id"])
     for k, v in update_data.items():
         setattr(m, k, v)
+    # Auto-clear expected revenue date when status becomes 已流失
+    if m.status == "已流失" and m.expected_revenue_date:
+        m.expected_revenue_date = ""
     new_snapshot = {"customer_id": str(m.customer_id), "product_type": m.product_type, "amount": m.amount, "follow_up_detail": m.follow_up_detail, "status": m.status, "expected_revenue_date": m.expected_revenue_date}
     changes = compute_diff(old_snapshot, new_snapshot)
     if changes: