feat: openid login

services/user/internal/dao/const.go

@@ -7,6 +7,20 @@ const (
 	CredentialTypePassword = "password"
 	CredentialTypeWecom    = "wecom"
 	CredentialTypeOpenid   = "openid"
+	CredentialTypeUnionid  = "unionid"
+
+	GrantTypeOpenid   = "openid"
+	GrantTypePassword = "password"
+	GrantTypeSms      = "sms"
+
+	// Type* 登录身份（写入 session.type / X-User-Type），与订单侧约定一致
+	TypeSale  uint8 = 1 // 销售
+	TypeStore uint8 = 2 // 门店
+	TypeUser  uint8 = 3 // 普通用户
+
+	SubjectTypeSale  = "sale"
+	SubjectTypeStore = "store"
+	SubjectTypeUser  = "user"
 
 	// ExtraJsonEmpty MySQL JSON 列不能写空串，无扩展字段时用 {}
 	ExtraJsonEmpty = "{}"