市场目录支持 region 过滤（tags_json LIKE，如 yunnan-opc 专区标记）

app/market/routers.py

@@ -80,7 +80,7 @@ async def market_overview(db: Database = Depends(get_db)):
 @router.get("/items", summary="目录列表（仅 published，游客可访问）")
 async def market_items(
     item_type: str | None = None,
-    q: str = "", category: str = "", featured: int = 0,
+    q: str = "", category: str = "", featured: int = 0, region: str = "",
     page: int = 1, page_size: int = 50,
     db: Database = Depends(get_db),
     user: dict | None = Depends(optional_current_user),
@@ -89,7 +89,7 @@ async def market_items(
         raise HTTPException(status_code=400, detail="item_type 仅支持 skill/plugin/app")
     data = await service.list_items(
         db, item_type=item_type, q=q, category=category,
-        featured_only=bool(featured), status="published",
+        featured_only=bool(featured), region=region, status="published",
         page=page, page_size=page_size,
     )
     if user:

app/market/service.py

@@ -80,9 +80,10 @@ def _order_view(o: MarketPurchaseOrder) -> dict:
 # ===========================================================================
 async def list_items(db, *, item_type: str | None = None, q: str = "",
                      category: str = "", featured_only: bool = False,
+                     region: str = "",
                      status: str = "published", page: int = 1, page_size: int = 50,
                      mine: bool = False) -> dict:
-    """目录列表。status 传空串 = 全状态（管理端用）。"""
+    """目录列表。status 传空串 = 全状态（管理端用）。region 按 tags_json 过滤（专区标记，如 yunnan-opc）。"""
     stmt = select(MarketItem).order_by(MarketItem.is_featured.desc(), MarketItem.created_at.desc())
     if item_type:
         stmt = stmt.where(MarketItem.item_type == item_type)
@@ -92,6 +93,8 @@ async def list_items(db, *, item_type: str | None = None, q: str = "",
         stmt = stmt.where(MarketItem.category == category)
     if featured_only:
         stmt = stmt.where(MarketItem.is_featured == 1)
+    if region:
+        stmt = stmt.where(MarketItem.tags_json.like(f"%{region}%"))
     if q:
         like = f"%{q}%"
         stmt = stmt.where((MarketItem.name.like(like)) | (MarketItem.description.like(like)) | (MarketItem.slug.like(like)))