Initial commit: OAuth IAM Laravel application

Laravel-based OAuth/IAM service with Passport, Vue 3 frontend, and
Docker Compose setup for local and production deployment.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

lang/en/passwords.php

@@ -0,0 +1,11 @@
+<?php
+
+declare(strict_types=1);
+
+return [
+    'reset'     => 'Your password has been reset.',
+    'sent'      => 'We have emailed your password reset link.',
+    'throttled' => 'Please wait before retrying.',
+    'token'     => 'This password reset token is invalid.',
+    'user'      => 'We can\'t find a user with that email address.',
+];