修复：seek/match API同时支持information和seek_info表查询

backend/app/routers/information.py

@@ -646,11 +646,17 @@ def get_seek_match(
     if not current_user:
         raise HTTPException(status_code=401, detail="请先登录")
     
+    # 先查 information 表
     info = db.query(Information).filter(
         Information.id == info_id,
         Information.info_type == "seek"
     ).first()
     
+    # 如果 information 表没有，尝试 seek_info 表
+    if not info:
+        from app.models.seek import SeekInfo
+        info = db.query(SeekInfo).filter(SeekInfo.id == info_id).first()
+    
     if not info:
         raise HTTPException(status_code=404, detail="寻配号信息不存在")