Added DTOs for RefhreshToken action

identity/dto/auth.go

@@ -9,6 +9,14 @@ type AuthLoginResponseDTO struct {
 	Token string `json:"token"`
 }
 
+type RefreshTokenRequestDTO struct {
+	RefreshToken string `json:"refresh_token"`
+}
+
+type RefreshTokenResponseDTO struct {
+	Token string `json:"token"`
+}
+
 type AuthRegisterRequestDTO struct {
 	Email    string `json:"email"`
 	Username string `json:"username"`