chore: snapshot local state before dev merge

backend/internal/repository/user_repository_test.go

@@ -54,6 +54,36 @@ func TestUserRepository(t *testing.T) {
 		assert.Equal(t, "010-1234-5678", found.Phone)
 	})
 
+	t.Run("Create and Update preserve top-level user grade for compatibility", func(t *testing.T) {
+		testDB.Exec("DELETE FROM user_login_ids")
+		testDB.Exec("DELETE FROM users WHERE email IN ?", []string{"grade-create@example.com", "grade-update@example.com"})
+
+		created := &domain.User{
+			Email: "grade-create@example.com",
+			Name:  "Grade Create",
+			Role:  domain.RoleUser,
+			Grade: "책임",
+		}
+		require.NoError(t, repo.Create(ctx, created))
+
+		found, err := repo.FindByEmail(ctx, created.Email)
+		require.NoError(t, err)
+		require.Equal(t, "책임", found.Grade)
+
+		updated := &domain.User{
+			ID:    uuid.NewString(),
+			Email: "grade-update@example.com",
+			Name:  "Grade Update",
+			Role:  domain.RoleUser,
+			Grade: "수석",
+		}
+		require.NoError(t, repo.Update(ctx, updated))
+
+		found, err = repo.FindByEmail(ctx, updated.Email)
+		require.NoError(t, err)
+		require.Equal(t, "수석", found.Grade)
+	})
+
 	t.Run("Update preserves archived email reservation", func(t *testing.T) {
 		testDB.Exec("DELETE FROM user_login_ids")
 		testDB.Exec("DELETE FROM users")
@@ -273,6 +303,45 @@ func TestUserRepository_ListIncludesAdditionalTenantAppointments(t *testing.T) {
 	assert.Equal(t, int64(2), counts[additionalTenant.ID])
 }
 
+func TestUserRepository_ListIncludesAdditionalTenantAppointmentsBySlug(t *testing.T) {
+	repo := NewUserRepository(testDB)
+	ctx := context.Background()
+	require.NoError(t, testDB.Exec("DELETE FROM user_login_ids").Error)
+	require.NoError(t, testDB.Exec("DELETE FROM users").Error)
+
+	primaryTenant := createUserRepositoryTestTenant(t, "repo-private-primary-tenant")
+	visibleTenant := createUserRepositoryTestTenant(t, "repo-visible-leader-tenant")
+	primaryTenantID := primaryTenant.ID
+	user := domain.User{
+		ID:       uuid.NewString(),
+		Email:    "slug-appointment-leader@example.com",
+		Name:     "Slug Appointment Leader",
+		Role:     domain.RoleUser,
+		TenantID: &primaryTenantID,
+		Metadata: domain.JSONMap{
+			"additionalAppointments": []any{
+				map[string]any{
+					"tenantSlug": visibleTenant.Slug,
+					"tenantName": visibleTenant.Name,
+					"isOwner":    true,
+				},
+			},
+		},
+	}
+	require.NoError(t, repo.Create(ctx, &user))
+
+	listed, total, _, err := repo.List(ctx, 0, 20, "", []string{visibleTenant.ID}, "")
+
+	require.NoError(t, err)
+	require.Equal(t, int64(1), total)
+	require.Len(t, listed, 1)
+	assert.Equal(t, "slug-appointment-leader@example.com", listed[0].Email)
+
+	counts, err := repo.CountByTenantIDs(ctx, []string{visibleTenant.ID})
+	require.NoError(t, err)
+	assert.Equal(t, int64(1), counts[visibleTenant.ID])
+}
+
 func createUserRepositoryTestTenant(t *testing.T, slug string) domain.Tenant {
 	t.Helper()
 	require.NoError(t, testDB.Unscoped().Where("slug = ?", slug).Delete(&domain.Tenant{}).Error)