import { DataLakeServiceClient, StorageSharedKeyCredential } from "@azure/storage-file-datalake";

const accountName = "yourStorageAccountName";
const accountKey = "yourStorageAccountKey";
const sharedKeyCredential = new StorageSharedKeyCredential(accountName, accountKey);
const serviceClient = new DataLakeServiceClient(`https://${accountName}.dfs.core.windows.net`, sharedKeyCredential);

// Create a Data Lake file system
const fileSystemName = "yourFileSystemName";
const fileSystemClient = serviceClient.getFileSystemClient(fileSystemName);
await fileSystemClient.create();

// Upload a file to the Data Lake
const filePath = "path/to/your/local/file.txt";
const fileClient = fileSystemClient.getFileClient("file.txt");
await fileClient.uploadFile(filePath);