debugging rsvp-submit.php

public/rsvp-submit.php

@@ -1,4 +1,19 @@
 <?php
+
+file_put_contents('/tmp/rsvp-debug.log', "1\n", FILE_APPEND);
+
+require __DIR__ . '/vendor/autoload.php';
+file_put_contents('/tmp/rsvp-debug.log', "2\n", FILE_APPEND);
+
+use PHPMailer\PHPMailer\PHPMailer;
+use PHPMailer\PHPMailer\Exception;
+use Dotenv\Dotenv;
+
+$dotenv = Dotenv::createImmutable(__DIR__ . '/../');
+$dotenv->safeLoad();
+
+file_put_contents('/tmp/rsvp-debug.log', "3\n", FILE_APPEND);
+
 require __DIR__ . '/vendor/autoload.php';
 
 use PHPMailer\PHPMailer\PHPMailer;
@@ -97,6 +112,7 @@ foreach ($fields as &$field) {
     $field = mb_convert_encoding($field, 'UTF-8', 'auto');
 }
 
+file_put_contents('/tmp/rsvp-debug.log', "4\n", FILE_APPEND);
 $mail = new PHPMailer(true);
 
 try {
@@ -193,7 +209,14 @@ EOD;
 
     $mail->Body = $body;
 
+    file_put_contents('/tmp/rsvp-debug.log', "5\n", FILE_APPEND);
+    $mail->SMTPDebug = 2;
+$mail->Debugoutput = 'error_log';
+$mail->Timeout = 10;
+error_log("About to send mail");
     $mail->send();
+error_log("Mail sent");
+    file_put_contents('/tmp/rsvp-debug.log', "6\n", FILE_APPEND);
 
     header('Location: /thank-you/');
     exit;