Update README

README.md

@@ -1,2 +1,30 @@
 # monolog-azure-blob
-Azure Blob Storage Handler for Monolog
+
+![Test](https://github.com/blue32a/monolog-azure-blob/workflows/Test/badge.svg)
+
+## About
+
+Azure Blob Storage Handler for [Monolog](https://github.com/Seldaek/monolog).
+
+## Installation
+
+```console
+$ composer require blue32a/laravel-azure-blob-storage
+```
+
+## Usage
+
+`Append Blob` must be created.
+
+```php
+$connection = 'DefaultEndpointsProtocol=https;AccountName=<name>;AccountKey=<key>';
+$client = \MicrosoftAzure\Storage\Blob\BlobRestProxy::createBlobService($connection);
+
+$logger = new \Monolog\Logger();
+
+$handler = \Blue32a\Monolog\Handler\AzureBlobStorageHandler($client, 'container', 'append-blob.log');
+$logger->pushHandler($handler);
+
+// Write to Append Blob
+$logger->info('Hello World!');
+```