Function headObject

apps/sim/lib/uploads/core/storage-service.ts:509–526

(
  key: string,
  context: StorageContext
)

 * Throws on errors other than "not found". For local filesystem, returns null.
 */
export async function headObject(
  key: string,
  context: StorageContext
): Promise<{ size: number; contentType?: string } | null> {
  const config = getStorageConfig(context)

  if (USE_BLOB_STORAGE) {
    const { headBlobObject } = await import('@/lib/uploads/providers/blob/client')
    return headBlobObject(key, createBlobConfig(config))
  }

  if (USE_S3_STORAGE) {
    const { headS3Object } = await import('@/lib/uploads/providers/s3/client')
    return headS3Object(key, createS3Config(config))
  }

  return null
}

/**
 * Generate a presigned URL for direct file upload