ATL-302: Added built-in examples to the app.

Signed-off-by: Akos Kitta <kittaakos@typefox.io>

arduino-ide-extension/scripts/download-examples.js

@@ -0,0 +1,23 @@
+// @ts-check
+
+(async () => {
+
+    const os = require('os');
+    const path = require('path');
+    const shell = require('shelljs');
+    const { v4 } = require('uuid');
+
+    const repository = path.join(os.tmpdir(), `${v4()}-arduino-examples`);
+    if (shell.mkdir('-p', repository).code !== 0) {
+        shell.exit(1);
+    }
+
+    if (shell.exec(`git clone https://github.com/arduino/arduino.git --depth 1 ${repository}`).code !== 0) {
+        shell.exit(1);
+    }
+
+    const destination = path.join(__dirname, '..', 'Examples');
+    shell.mkdir('-p', destination);
+    shell.cp('-fR', path.join(repository, 'build', 'shared', 'examples', '*'), destination);
+
+})();