useStorageSource
Use this hook to get the storage source being used.
Each file uploaded in FireCMS is referenced by a string in the form
${path}/{$fileName}, which is then referenced in the datasource, as a string
value in properties that have a storage configuration.
You can use this controller to upload files and get the storage path where it was stored. Then you can convert that storagePath into a download URL
uploadFile: Upload a file, specifying a name and a pathgetDownloadURL: Convert a storage path into a download url