Indicate default username and password on wp-login.php (#136)

* Indicate default username and password on `wp-login.php`

* Use a named file instead of `my-hacks.php`

src/wordpress-playground/mu-plugins/1-show-admin-credentials-on-wp-login.php

@@ -0,0 +1,15 @@
+<?php
+/**
+ * Add a notice to wp-login.php offering the username and password.
+ */
+
+add_action(
+	'login_message',
+	function() {
+		return <<<EOT
+<div class="message info">
+	<strong>username:</strong> <code>admin</code><br /><strong>password</strong>: <code>password</code>
+</div>
+EOT;
+	}
+);

src/wordpress-playground/worker-thread.ts

@@ -176,6 +176,11 @@ class WordPressPatcher {
 			`${DOCROOT}/wp-content/mu-plugins/add_requests_transport.php`,
 			require('./mu-plugins/add_requests_transport.php')
 		);
+		// Various tweaks
+		this.#php.writeFile(
+			`${DOCROOT}/wp-content/mu-plugins/1-show-admin-credentials-on-wp-login.php`,
+			require('./mu-plugins/1-show-admin-credentials-on-wp-login.php')
+		);
 	}
 	#patchFile(path, callback) {
 		this.#php.writeFile(path, callback(this.#php.readFileAsText(path)));