feat: 完善平台总后台模块

backend/api/internal/models/delivery_account.go

@@ -0,0 +1,16 @@
+package models
+
+import "git.apinb.com/bsm-sdk/core/database"
+
+// DeliveryAccount 对应 delivery_account，保存配送点登录账户。
+type DeliveryAccount struct {
+	Entity
+	DeliveryBasicID uint64 `gorm:"column:delivery_basic_id;not null;index" json:"delivery_basic_id"`
+	Username        string `gorm:"column:username;type:varchar(64);not null;uniqueIndex" json:"username"`
+	DisplayName     string `gorm:"column:display_name;type:varchar(64);not null;default:''" json:"display_name"`
+	PasswordHash    string `gorm:"column:password_hash;type:varchar(255);not null" json:"-"`
+	RoleCode        string `gorm:"column:role_code;type:varchar(64);not null" json:"role_code"`
+}
+
+func init()                                      { database.AppendMigrate(&DeliveryAccount{}) }
+func (table *DeliveryAccount) TableName() string { return "delivery_account" }