refactor: remove dataset cron records

backend/internal/models/dataset_cron.go

@@ -1,24 +0,0 @@
-package models
-
-import "time"
-
-type SaDatasetCron struct {
-	ID                uint   `gorm:"primaryKey"`
-	Identity          string `gorm:"type:char(36);uniqueIndex"`
-	SourceID          uint   `gorm:"index;not null"`
-	SourceIdentity    string `gorm:"type:char(36);index"`
-	CreatedBy         uint   `gorm:"index;not null"`
-	CreatedByIdentity string `gorm:"type:char(36);index"`
-	Schedule          string `gorm:"size:100;not null"`
-	Status            string `gorm:"size:32;not null;default:pending;index"`
-	Enabled           bool   `gorm:"not null;default:true;index"`
-	NextRunAt         *time.Time
-	LastRunAt         *time.Time
-	LastResult        string    `gorm:"type:text"`
-	CreatedAt         time.Time `gorm:"index"`
-	UpdatedAt         time.Time
-}
-
-func (SaDatasetCron) TableName() string {
-	return "sa_dataset_crons"
-}

backend/internal/models/identity.go

@@ -36,16 +36,6 @@ func (m *SaDatasetItem) BeforeCreate(tx *gorm.DB) error {
 	return resolveIdentity(tx, &SaDatasetSource{}, m.SourceID, &m.SourceIdentity)
 }
 
-func (m *SaDatasetCron) BeforeCreate(tx *gorm.DB) error {
-	if err := ensureIdentity(&m.Identity); err != nil {
-		return err
-	}
-	if err := resolveIdentity(tx, &SaDatasetSource{}, m.SourceID, &m.SourceIdentity); err != nil {
-		return err
-	}
-	return resolveIdentity(tx, &SaUser{}, m.CreatedBy, &m.CreatedByIdentity)
-}
-
 func (m *SaInboxItem) BeforeCreate(tx *gorm.DB) error {
 	if err := ensureIdentity(&m.Identity); err != nil {
 		return err

backend/internal/models/new.go

@@ -33,7 +33,6 @@ func AutoMigrate(database *gorm.DB) error {
 		&SaProject{},
 		&SaDatasetSource{},
 		&SaDatasetItem{},
-		&SaDatasetCron{},
 		&SaInboxItem{},
 		&SaInboxSuggestion{},
 		&SaTask{},