Although it is possible to manually craft all the necessary HTTP requests to get the signed keys and manually upload the file to the storage backend, thankfully we don’t have to. Rails already provides us with the @rails/active_storage package, which greatly simplifies the process.

Now this is where the magic of our activestorage library from node package manager comes in. At the top of our CreateAccount.js file we need to import a Component, DirectUpload, from this library…