feat: integrate Monolog for enhanced logging across providers and controller

src/Service/GiteaProvider.php

@@ -2,6 +2,7 @@
 
 namespace App\Service;
 
+use Psr\Log\LoggerInterface;
 use Symfony\Contracts\HttpClient\HttpClientInterface;
 
 /**
@@ -19,6 +20,7 @@ class GiteaProvider implements ProviderInterface
         private readonly string $username,
         private readonly string $token,
         private readonly string $baseUrl,
+        private readonly LoggerInterface $logger,
     ) {}
 
     public function isConfigured(): bool
@@ -32,6 +34,9 @@ class GiteaProvider implements ProviderInterface
     public function fetch(): array
     {
         $baseUrl  = rtrim($this->baseUrl, '/');
+
+        $this->logger->debug('GiteaProvider: fetching contributions', ['user' => $this->username, 'url' => $baseUrl]);
+
         $response = $this->client->request('GET', "$baseUrl/api/v1/users/{$this->username}/heatmap", [
             'headers' => ['Authorization' => "token {$this->token}"],
         ]);
@@ -48,6 +53,12 @@ class GiteaProvider implements ProviderInterface
             $result[$date] = ($result[$date] ?? 0) + (int) $entry['contributions'];
         }
 
+        $this->logger->info('GiteaProvider: fetched contributions', [
+            'user'  => $this->username,
+            'days'  => count($result),
+            'total' => array_sum($result),
+        ]);
+
         return $result;
     }
 }