step 1 to 5

.vscode/extensions.json

@@ -0,0 +1,8 @@
+{
+	// See http://go.microsoft.com/fwlink/?LinkId=827846
+	// for the documentation about the extensions.json format
+	"recommendations": [
+		"dbaeumer.vscode-eslint",
+		"ms-vscode.extension-test-runner"
+	]
+}