Add sample Notebook provider (#17988)

samples/sample-notebook-provider/src/extension.ts

@@ -0,0 +1,18 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as vscode from 'vscode';
+import { SampleController } from './sampleController';
+import { SampleSerializer } from './sampleSerializer';
+
+export function activate(context: vscode.ExtensionContext) {
+	// Create and register the serializer and controller with Azure Data Studio
+	context.subscriptions.push(
+		vscode.workspace.registerNotebookSerializer('my-notebook', new SampleSerializer())
+	);
+	context.subscriptions.push(new SampleController(context));
+}
+
+export function deactivate() { }