feat: 实现企业设备授权功能并归档 OpenSpec 变更

- 新增企业设备授权模块（Model、DTO、Service、Handler、Store）
- 实现设备授权的创建、查询、更新、删除等完整业务逻辑
- 添加企业卡授权与设备授权的关联关系
- 新增 2 个数据库迁移脚本
- 同步 OpenSpec delta specs 到 main specs
- 归档 add-enterprise-device-authorization 变更
- 更新 API 文档和路由配置
- 新增完整的集成测试和单元测试覆盖

internal/routes/enterprise_device.go

@@ -0,0 +1,38 @@
+package routes
+
+import (
+	"github.com/gofiber/fiber/v2"
+
+	"github.com/break/junhong_cmp_fiber/internal/handler/admin"
+	"github.com/break/junhong_cmp_fiber/internal/model/dto"
+	"github.com/break/junhong_cmp_fiber/pkg/openapi"
+)
+
+func registerEnterpriseDeviceRoutes(router fiber.Router, handler *admin.EnterpriseDeviceHandler, doc *openapi.Generator, basePath string) {
+	enterprises := router.Group("/enterprises")
+	groupPath := basePath + "/enterprises"
+
+	Register(enterprises, doc, groupPath, "POST", "/:id/allocate-devices", handler.AllocateDevices, RouteSpec{
+		Summary: "授权设备给企业",
+		Tags:    []string{"企业设备授权"},
+		Input:   new(dto.AllocateDevicesReq),
+		Output:  new(dto.AllocateDevicesResp),
+		Auth:    true,
+	})
+
+	Register(enterprises, doc, groupPath, "POST", "/:id/recall-devices", handler.RecallDevices, RouteSpec{
+		Summary: "撤销设备授权",
+		Tags:    []string{"企业设备授权"},
+		Input:   new(dto.RecallDevicesReq),
+		Output:  new(dto.RecallDevicesResp),
+		Auth:    true,
+	})
+
+	Register(enterprises, doc, groupPath, "GET", "/:id/devices", handler.ListDevices, RouteSpec{
+		Summary: "企业设备列表",
+		Tags:    []string{"企业设备授权"},
+		Input:   new(dto.EnterpriseDeviceListReq),
+		Output:  new(dto.EnterpriseDeviceListResp),
+		Auth:    true,
+	})
+}