조직도 기능 추가

backend/internal/domain/user.go

@@ -21,13 +21,18 @@ const (
 func NormalizeRole(role string) string {
 	normalized := strings.ToLower(strings.TrimSpace(role))
 	switch normalized {
-	case "tenant_member":
-		return RoleUser
-	case "admin":
-		// Legacy admin is treated as tenant admin for least-privilege compatibility.
-		return RoleTenantAdmin
-	default:
+	case RoleSuperAdmin, RoleTenantAdmin, RoleUser:
 		return normalized
+	case "tenant_member", "member":
+		return RoleUser
+	case "admin", "tenantadmin", "tenant-admin":
+		return RoleTenantAdmin
+	case "superadmin", "super-admin":
+		return RoleSuperAdmin
+	default:
+		// Default any other business title (팀장, 그룹장, etc.) to a regular user.
+		// These should be mapped to JobTitle or Position instead.
+		return RoleUser
 	}
 }