"feat: 1-实现动态层级树形库位管理功能

2 - 首页新增库位设置按钮和树形管理弹窗
     3 - 后端添加 SysWarehouseLocation 模型和 CRUD API
     4 - 树形结构支持无限层级，自动计算 full_path
     5 - 修复 product.vue 中 defaultColumns 未定义 bug

inventory-backend/app/__init__.py

@@ -130,6 +130,19 @@ def create_app():
     except ImportError as e:
         print(f"❌ 错误: Permission 模块导入失败 (请检查 app/api/v1/permission.py 是否存在): {e}")
 
+    # -----------------------------------------------------
+    # 2.8 注册库位管理模块 (Warehouse)
+    # -----------------------------------------------------
+    try:
+        from app.api.v1.warehouse import warehouse_bp
+        # 标准: /api/v1/warehouse/tree
+        app.register_blueprint(warehouse_bp, url_prefix='/api/v1/warehouse')
+        # 兼容: /api/warehouse/tree
+        app.register_blueprint(warehouse_bp, url_prefix='/api/warehouse', name='warehouse_legacy')
+        print("✅ Warehouse 模块注册成功")
+    except ImportError as e:
+        print(f"❌ 错误: Warehouse 模块导入失败: {e}")
+
     # =========================================================
     # 3. 预加载数据模型
     # =========================================================
@@ -145,7 +158,7 @@ def create_app():
             from app.models.outbound import TransOutbound
 
             # 系统与业务模型 (SysRolePermission 等在 models.system 中)
-            from app.models.system import SysUser, SysLog, SysMenu, SysElement, SysRolePermission
+            from app.models.system import SysUser, SysLog, SysMenu, SysElement, SysRolePermission, SysWarehouseLocation
             # 确保借还模型被加载
             from app.models.transaction import TransBorrow, TransRepair, TransScrap