fix: move local packages inside repo so remote server can install them

packages/azure-mailer/src/Graph/GraphClient.php

@@ -0,0 +1,51 @@
+<?php
+
+declare(strict_types=1);
+
+namespace PromoSeven\AzureMailer\Graph;
+
+use Illuminate\Support\Facades\Http;
+use Illuminate\Support\Facades\Log;
+use PromoSeven\AzureMailer\Exceptions\GraphApiException;
+
+class GraphClient
+{
+    public function __construct(
+        private readonly TokenManager $tokenManager,
+        private readonly array $config
+    ) {}
+
+    public function send(array $payload): void
+    {
+        $url = $this->endpoint();
+
+        $response = Http::withToken($this->tokenManager->getToken())
+            ->timeout($this->config['timeout'] ?? 30)
+            ->post($url, $payload);
+
+        if ($response->status() === 401) {
+            Log::warning('azure-mailer: 401 received, retrying with fresh token');
+            $this->tokenManager->invalidate();
+
+            $response = Http::withToken($this->tokenManager->getToken())
+                ->timeout($this->config['timeout'] ?? 30)
+                ->post($url, $payload);
+        }
+
+        if (! $response->successful()) {
+            $error = $response->json('error', []);
+            throw GraphApiException::fromResponse(
+                $error['code'] ?? (string) $response->status(),
+                $error['message'] ?? 'Unknown error'
+            );
+        }
+    }
+
+    private function endpoint(): string
+    {
+        $version = $this->config['graph_api_version'] ?? 'v1.0';
+        $from    = $this->config['from_address'];
+
+        return "https://graph.microsoft.com/{$version}/users/{$from}/sendMail";
+    }
+}