diff --git a/src/DefaultSignatureGenerator.php b/src/DefaultSignatureGenerator.php
index acc0939..d17adc6 100644
--- a/src/DefaultSignatureGenerator.php
+++ b/src/DefaultSignatureGenerator.php
@@ -15,7 +15,7 @@ public function generate(LogRecord $record): string
     {
         $exception = $record->context['exception'] ?? null;
 
-        if (!$exception instanceof Throwable) {
+        if (! $exception instanceof Throwable) {
             return $this->generateFromMessage($record);
         }
 
@@ -27,7 +27,7 @@ public function generate(LogRecord $record): string
      */
     private function generateFromMessage(LogRecord $record): string
     {
-        return md5($record->message . json_encode($record->context));
+        return md5($record->message.json_encode($record->context));
     }
 
     /**
@@ -36,13 +36,13 @@ private function generateFromMessage(LogRecord $record): string
     private function generateFromException(Throwable $exception): string
     {
         $trace = $exception->getTrace();
-        $firstFrame = !empty($trace) ? $trace[0] : null;
+        $firstFrame = ! empty($trace) ? $trace[0] : null;
 
         return md5(implode(':', [
             $exception::class,
             $exception->getFile(),
             $exception->getLine(),
-            $firstFrame ? ($firstFrame['file'] ?? '') . ':' . ($firstFrame['line'] ?? '') : '',
+            $firstFrame ? ($firstFrame['file'] ?? '').':'.($firstFrame['line'] ?? '') : '',
         ]));
     }
 }
diff --git a/src/Formatters/GithubIssueFormatter.php b/src/Formatters/GithubIssueFormatter.php
index 1f5827f..b683530 100644
--- a/src/Formatters/GithubIssueFormatter.php
+++ b/src/Formatters/GithubIssueFormatter.php
@@ -54,7 +54,7 @@ public function formatBatch(array $records): array
     private function generateSignature(LogRecord $record, ?Throwable $exception): string
     {
         if (! $exception) {
-            return md5($record->message . json_encode($record->context));
+            return md5($record->message.json_encode($record->context));
         }
 
         $trace = $exception->getTrace();
@@ -64,7 +64,7 @@ private function generateSignature(LogRecord $record, ?Throwable $exception): st
             $exception::class,
             $exception->getFile(),
             $exception->getLine(),
-            $firstFrame ? ($firstFrame['file'] ?? '') . ':' . ($firstFrame['line'] ?? '') : '',
+            $firstFrame ? ($firstFrame['file'] ?? '').':'.($firstFrame['line'] ?? '') : '',
         ]));
     }
 
@@ -110,7 +110,7 @@ private function formatTitle(LogRecord $record, ?Throwable $exception = null): s
     private function formatContent(LogRecord $record, ?Throwable $exception): string
     {
         return Str::of('')
-            ->when($record->message, fn($str, $message) => $str->append("**Message:**\n{$message}\n\n"))
+            ->when($record->message, fn ($str, $message) => $str->append("**Message:**\n{$message}\n\n"))
             ->when(
                 $exception,
                 function (Stringable $str, Throwable $exception) {
@@ -120,8 +120,8 @@ function (Stringable $str, Throwable $exception) {
                     );
                 }
             )
-            ->when(! $exception && ! empty($record->context), fn($str, $context) => $str->append("**Context:**\n```json\n" . json_encode($record->context, JSON_PRETTY_PRINT) . "\n```\n\n"))
-            ->when(! empty($record->extra), fn($str, $extra) => $str->append("**Extra Data:**\n```json\n" . json_encode($record->extra, JSON_PRETTY_PRINT) . "\n```\n"))
+            ->when(! $exception && ! empty($record->context), fn ($str, $context) => $str->append("**Context:**\n```json\n".json_encode($record->context, JSON_PRETTY_PRINT)."\n```\n\n"))
+            ->when(! empty($record->extra), fn ($str, $extra) => $str->append("**Extra Data:**\n```json\n".json_encode($record->extra, JSON_PRETTY_PRINT)."\n```\n"))
             ->toString();
     }
 
@@ -141,7 +141,7 @@ private function formatBody(LogRecord $record, string $signature, ?Throwable $ex
     private function cleanStackTrace(string $stackTrace): string
     {
         return collect(explode("\n", $stackTrace))
-            ->filter(fn($line) => ! empty(trim($line)))
+            ->filter(fn ($line) => ! empty(trim($line)))
             ->map(function ($line) {
                 if (trim($line) === '"}') {
                     return '';
@@ -217,8 +217,8 @@ private function formatExceptionDetails(Throwable $exception): array
 
         return [
             'message' => $exception->getMessage(),
-            'stack_trace' => $header . "\n[stacktrace]\n" . $this->cleanStackTrace($exception->getTraceAsString()),
-            'full_stack_trace' => $header . "\n[stacktrace]\n" . $exception->getTraceAsString(),
+            'stack_trace' => $header."\n[stacktrace]\n".$this->cleanStackTrace($exception->getTraceAsString()),
+            'full_stack_trace' => $header."\n[stacktrace]\n".$exception->getTraceAsString(),
         ];
     }
 
diff --git a/src/GithubIssueHandlerFactory.php b/src/GithubIssueHandlerFactory.php
index 149e025..4f45389 100644
--- a/src/GithubIssueHandlerFactory.php
+++ b/src/GithubIssueHandlerFactory.php
@@ -8,8 +8,8 @@
 use Monolog\Level;
 use Monolog\Logger;
 use Naoray\LaravelGithubMonolog\Formatters\GithubIssueFormatter;
-use Naoray\LaravelGithubMonolog\Handlers\SignatureDeduplicationHandler;
 use Naoray\LaravelGithubMonolog\Handlers\IssueLogHandler;
+use Naoray\LaravelGithubMonolog\Handlers\SignatureDeduplicationHandler;
 
 class GithubIssueHandlerFactory
 {
diff --git a/src/Handlers/IssueLogHandler.php b/src/Handlers/IssueLogHandler.php
index 5687ec3..d3fa388 100644
--- a/src/Handlers/IssueLogHandler.php
+++ b/src/Handlers/IssueLogHandler.php
@@ -11,8 +11,11 @@
 class IssueLogHandler extends AbstractProcessingHandler
 {
     private string $repo;
+
     private string $token;
+
     private array $labels;
+
     private const DEFAULT_LABEL = 'github-issue-logger';
 
     /**
@@ -64,11 +67,11 @@ private function findExistingIssue(string $signature): ?array
     {
         $response = Http::withToken($this->token)
             ->get('https://api.github.com/search/issues', [
-                'q' => "repo:{$this->repo} is:issue is:open label:" . self::DEFAULT_LABEL . " \"Signature: {$signature}\"",
+                'q' => "repo:{$this->repo} is:issue is:open label:".self::DEFAULT_LABEL." \"Signature: {$signature}\"",
             ]);
 
         if ($response->failed()) {
-            throw new \RuntimeException('Failed to search GitHub issues: ' . $response->body());
+            throw new \RuntimeException('Failed to search GitHub issues: '.$response->body());
         }
 
         return $response->json('items.0', null);
@@ -85,7 +88,7 @@ private function commentOnIssue(int $issueNumber, GithubIssueFormatted $formatte
             ]);
 
         if ($response->failed()) {
-            throw new \RuntimeException('Failed to comment on GitHub issue: ' . $response->body());
+            throw new \RuntimeException('Failed to comment on GitHub issue: '.$response->body());
         }
     }
 
@@ -102,7 +105,7 @@ private function createIssue(GithubIssueFormatted $formatted): void
             ]);
 
         if ($response->failed()) {
-            throw new \RuntimeException('Failed to create GitHub issue: ' . $response->body());
+            throw new \RuntimeException('Failed to create GitHub issue: '.$response->body());
         }
     }
 }
diff --git a/src/Handlers/SignatureDeduplicationHandler.php b/src/Handlers/SignatureDeduplicationHandler.php
index 1cea8e0..5aa8c3c 100644
--- a/src/Handlers/SignatureDeduplicationHandler.php
+++ b/src/Handlers/SignatureDeduplicationHandler.php
@@ -22,7 +22,7 @@ public function __construct(
         ?SignatureGenerator $signatureGenerator = null,
     ) {
         parent::__construct($handler, $deduplicationStore, $deduplicationLevel, $time, $bubble);
-        $this->signatureGenerator = $signatureGenerator ?? new DefaultSignatureGenerator();
+        $this->signatureGenerator = $signatureGenerator ?? new DefaultSignatureGenerator;
     }
 
     /**
@@ -49,6 +49,6 @@ protected function isDuplicate(array $store, LogRecord $record): bool
      */
     protected function buildDeduplicationStoreEntry(LogRecord $record): string
     {
-        return $record->datetime->getTimestamp() . ':' . $this->signatureGenerator->generate($record);
+        return $record->datetime->getTimestamp().':'.$this->signatureGenerator->generate($record);
     }
 }
diff --git a/tests/DefaultSignatureGeneratorTest.php b/tests/DefaultSignatureGeneratorTest.php
index 1f9851c..b52481a 100644
--- a/tests/DefaultSignatureGeneratorTest.php
+++ b/tests/DefaultSignatureGeneratorTest.php
@@ -5,12 +5,12 @@
 use Naoray\LaravelGithubMonolog\DefaultSignatureGenerator;
 
 beforeEach(function () {
-    $this->generator = new DefaultSignatureGenerator();
+    $this->generator = new DefaultSignatureGenerator;
 });
 
 test('generates signature from message', function () {
     $record = new LogRecord(
-        datetime: new \DateTimeImmutable(),
+        datetime: new \DateTimeImmutable,
         channel: 'test',
         level: Level::Error,
         message: 'Test message',
@@ -23,7 +23,7 @@
 
     // Same message and context should generate same signature
     $record2 = new LogRecord(
-        datetime: new \DateTimeImmutable(),
+        datetime: new \DateTimeImmutable,
         channel: 'different-channel',
         level: Level::Warning,
         message: 'Test message',
@@ -35,7 +35,7 @@
 
     // Different message should generate different signature
     $record3 = new LogRecord(
-        datetime: new \DateTimeImmutable(),
+        datetime: new \DateTimeImmutable,
         channel: 'test',
         level: Level::Error,
         message: 'Different message',
@@ -49,7 +49,7 @@
 test('generates signature from exception', function () {
     $exception = new \Exception('Test exception');
     $record = new LogRecord(
-        datetime: new \DateTimeImmutable(),
+        datetime: new \DateTimeImmutable,
         channel: 'test',
         level: Level::Error,
         message: 'Test message',
@@ -62,7 +62,7 @@
 
     // Same exception should generate same signature
     $record2 = new LogRecord(
-        datetime: new \DateTimeImmutable(),
+        datetime: new \DateTimeImmutable,
         channel: 'different-channel',
         level: Level::Warning,
         message: 'Different message',
@@ -75,7 +75,7 @@
     // Different exception should generate different signature
     $differentException = new \Exception('Different exception');
     $record3 = new LogRecord(
-        datetime: new \DateTimeImmutable(),
+        datetime: new \DateTimeImmutable,
         channel: 'test',
         level: Level::Error,
         message: 'Test message',
diff --git a/tests/GithubIssueHandlerFactoryTest.php b/tests/GithubIssueHandlerFactoryTest.php
index 3e5fbb6..a260aa0 100644
--- a/tests/GithubIssueHandlerFactoryTest.php
+++ b/tests/GithubIssueHandlerFactoryTest.php
@@ -50,10 +50,10 @@ function getDeduplicationStore(DeduplicationHandler $handler): string
 test('it throws exception for missing required config', function () {
     $factory = new GithubIssueHandlerFactory;
 
-    expect(fn() => $factory([]))
+    expect(fn () => $factory([]))
         ->toThrow(InvalidArgumentException::class, 'GitHub repository is required');
 
-    expect(fn() => $factory(['repo' => 'test/repo']))
+    expect(fn () => $factory(['repo' => 'test/repo']))
         ->toThrow(InvalidArgumentException::class, 'GitHub token is required');
 });
 
diff --git a/tests/Handlers/IssueLogHandlerTest.php b/tests/Handlers/IssueLogHandlerTest.php
index 114e576..8ffd4e3 100644
--- a/tests/Handlers/IssueLogHandlerTest.php
+++ b/tests/Handlers/IssueLogHandlerTest.php
@@ -81,7 +81,7 @@ function createFormattedRecord(IssueLogHandler $handler, string $message = 'Test
         'github.com/search/issues*' => Http::response(['message' => 'Bad credentials'], 401),
     ]);
 
-    expect(fn() => $this->handler->handle(createFormattedRecord($this->handler)))
+    expect(fn () => $this->handler->handle(createFormattedRecord($this->handler)))
         ->toThrow(\RuntimeException::class, 'Failed to search GitHub issues');
 });
 
@@ -214,7 +214,7 @@ function createFormattedRecord(IssueLogHandler $handler, string $message = 'Test
 
     $record = createFormattedRecord($this->handler);
 
-    expect(fn() => $this->handler->handle($record))
+    expect(fn () => $this->handler->handle($record))
         ->toThrow(\RuntimeException::class, 'Failed to create GitHub issue');
 });
 
diff --git a/tests/Handlers/SignatureDeduplicationHandlerTest.php b/tests/Handlers/SignatureDeduplicationHandlerTest.php
index be0ae6a..251d138 100644
--- a/tests/Handlers/SignatureDeduplicationHandlerTest.php
+++ b/tests/Handlers/SignatureDeduplicationHandlerTest.php
@@ -7,10 +7,10 @@
 use Naoray\LaravelGithubMonolog\Handlers\SignatureDeduplicationHandler;
 
 beforeEach(function () {
-    $this->deduplicationStore = sys_get_temp_dir() . '/test-dedup-' . uniqid() . '.log';
-    $this->signatureGenerator = new DefaultSignatureGenerator();
+    $this->deduplicationStore = sys_get_temp_dir().'/test-dedup-'.uniqid().'.log';
+    $this->signatureGenerator = new DefaultSignatureGenerator;
     $this->handler = new SignatureDeduplicationHandler(
-        new NullHandler(),
+        new NullHandler,
         $this->deduplicationStore,
         Level::Debug,
         time: 60,
@@ -26,7 +26,7 @@
 
 test('deduplicates records with same signature', function () {
     $record1 = new LogRecord(
-        datetime: new \DateTimeImmutable(),
+        datetime: new \DateTimeImmutable,
         channel: 'test',
         level: Level::Error,
         message: 'Test message',
@@ -41,7 +41,7 @@
 
     // Same signature should be deduplicated
     $record2 = new LogRecord(
-        datetime: new \DateTimeImmutable(),
+        datetime: new \DateTimeImmutable,
         channel: 'different-channel',
         level: Level::Error,
         message: 'Test message',
@@ -53,7 +53,7 @@
 
     // Different signature should not be deduplicated
     $record3 = new LogRecord(
-        datetime: new \DateTimeImmutable(),
+        datetime: new \DateTimeImmutable,
         channel: 'test',
         level: Level::Error,
         message: 'Different message',
@@ -72,7 +72,7 @@
 
 test('deduplication respects time window', function () {
     $record = new LogRecord(
-        datetime: new \DateTimeImmutable(),
+        datetime: new \DateTimeImmutable,
         channel: 'test',
         level: Level::Error,
         message: 'Test message',
@@ -82,7 +82,7 @@
 
     // Create handler with 1 second time window
     $handler = new SignatureDeduplicationHandler(
-        new NullHandler(),
+        new NullHandler,
         $this->deduplicationStore,
         Level::Debug,
         time: 1,