Update example/README.md

Signed-off-by: Jack Cherng <[email protected]>

Author: jfcherng

composer.json

@@ -44,6 +44,10 @@
             "phan --color",
             "phpcs --colors -n"
         ],
+        "example": [
+            "Composer\\Config::disableProcessTimeout",
+            "@php -S localhost:12388 -t example/"
+        ],
         "fix": [
             "php-cs-fixer fix --verbose"
         ],

example/README.md

@@ -1,4 +1,7 @@
 To run the example on your local machine, you can follow steps below.
 
-1. Execute `php -S localhost:12388` where `12388` is an arbitrary unused port.
+In the parent folder (i.e., this project's root directory):
+
+1. Install dependencies with `composer install`.
+1. Start PHP development server with `composer run-script example`.
 1. Visit `http://localhost:12388/demo.php` with your web browser.