feat: dist/ pridan do repa pro server deploy

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

dist/api/includes/Mailer.php

@@ -0,0 +1,45 @@
+<?php
+
+/**
+ * Email Helper
+ *
+ * Sends emails via PHP mail() function.
+ * Configuration via .env variables.
+ */
+
+declare(strict_types=1);
+
+class Mailer
+{
+    /**
+     * Send an email
+     *
+     * @param string $to Recipient email address
+     * @param string $subject Email subject (plain text, will be UTF-8 encoded)
+     * @param string $htmlBody HTML email body
+     * @param string|null $replyTo Optional reply-to address
+     * @return bool True if sent successfully
+     */
+    public static function send(string $to, string $subject, string $htmlBody, ?string $replyTo = null): bool
+    {
+        $fromEmail = env('SMTP_FROM_EMAIL', env('CONTACT_EMAIL_FROM', 'web@boha-automation.cz'));
+        $fromName  = env('SMTP_FROM_NAME', 'System');
+
+        $encodedSubject = '=?UTF-8?B?' . base64_encode($subject) . '?=';
+
+        $headers  = "MIME-Version: 1.0\r\n";
+        $headers .= "Content-type: text/html; charset=UTF-8\r\n";
+        $headers .= "From: $fromName <$fromEmail>\r\n";
+        if ($replyTo) {
+            $headers .= "Reply-To: $replyTo\r\n";
+        }
+
+        $sent = mail($to, $encodedSubject, $htmlBody, $headers);
+
+        if (!$sent) {
+            error_log("Mailer error: mail() failed for recipient $to");
+        }
+
+        return $sent;
+    }
+}