동의 내역 관리를 위한 ClientConsent 모델 및 Repository 구현

backend/internal/domain/client_consent.go

@@ -0,0 +1,33 @@
+package domain
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/lib/pq"
+	"gorm.io/gorm"
+)
+
+type ClientConsent struct {
+	ID            string         `gorm:"primaryKey;type:uuid;default:gen_random_uuid()" json:"id"`
+	ClientID      string         `gorm:"index;uniqueIndex:idx_client_subject;not null" json:"clientId"`
+	Subject       string         `gorm:"index;uniqueIndex:idx_client_subject;not null" json:"subject"` // User UUID
+	GrantedScopes pq.StringArray `gorm:"type:text[];not null" json:"grantedScopes"`
+	CreatedAt     time.Time      `json:"createdAt"`
+	UpdatedAt     time.Time      `json:"updatedAt"`
+	DeletedAt     gorm.DeletedAt `gorm:"index" json:"-"`
+}
+
+// ClientConsentWithTenantInfo is a struct to hold joined data for API responses
+type ClientConsentWithTenantInfo struct {
+	ClientConsent
+	TenantID   string `gorm:"column:tenant_id" json:"tenantId"`
+	TenantName string `gorm:"column:tenant_name" json:"tenantName"`
+}
+
+func (c *ClientConsent) BeforeCreate(tx *gorm.DB) (err error) {
+	if c.ID == "" {
+		c.ID = uuid.New().String()
+	}
+	return
+}