重构: 死代码清理 + 拷贝优化 + 滚动条修复

internal/storage/repository/tab_repo.go

@@ -10,7 +10,6 @@ type TabRepository interface {
 	SaveAll(tabs []models.SqlTab) error
 	FindAll() ([]models.SqlTab, error)
 	Delete(id uint) error
-	DeleteAll() error
 }
 
 type tabRepository struct {
@@ -50,6 +49,3 @@ func (r *tabRepository) Delete(id uint) error {
 	return r.db.Delete(&models.SqlTab{}, id).Error
 }
 
-func (r *tabRepository) DeleteAll() error {
-	return r.db.Where("1=1").Delete(&models.SqlTab{}).Error
-}