Store files in the cloud with the S3 API you know

// Same AWS SDK. Only the endpoint changes.
import { S3Client, PutObjectCommand }
  from "@aws-sdk/client-s3";

const s3 = new S3Client({
  endpoint: "https://s3.amazonaws.com",  endpoint: process.env.BYTEARK_ENDPOINT,  credentials: { accessKeyId, secretAccessKey },
});

await s3.send(new PutObjectCommand({
  Bucket: "my-bucket",
  Key: "images/cover.webp", Body,
}));