update

@@ -99,26 +99,29 @@ class DaitoExceptionNotifierManager
         $arrSummaryWidgets = array(
             $this->makeDecoratedTextWidget('time', date('Y-m-d H:i:s')),
             $this->makeDecoratedTextWidget('action', $action),
-            $this->makeDecoratedTextWidget('file', (string) $throwable->getFile()),
-            $this->makeDecoratedTextWidget('line', (string) $throwable->getLine()),
-            $this->makeDecoratedTextWidget(
-                'message',
-                $this->limitText((string) $throwable->getMessage(), (int) config('daito-exception-notifier.message_max_length', 1000))
+            $this->makeCompactFileLineWidget((string) $throwable->getFile(), (int) $throwable->getLine()),
+            array(
+                'textParagraph' => array(
+                    'text' => '<b>message</b><br/><font color="#d93025">'
+                        . $this->escapeForGoogleChat(
+                            $this->limitText((string) $throwable->getMessage(), (int) config('daito-exception-notifier.message_max_length', 1000))
+                        )
+                        . '</font>',
+                ),
             ),
         );
 
-        if ((bool) config('daito-exception-notifier.trace_include_first_app_frame', true)
-            && $arrTraceData['first_app_frame'] !== ''
-        ) {
-            $arrSummaryWidgets[] = $this->makeDecoratedTextWidget('first_app_frame', $arrTraceData['first_app_frame']);
-        }
+        // if ((bool) config('daito-exception-notifier.trace_include_first_app_frame', true)
+        //     && $arrTraceData['first_app_frame'] !== ''
+        // ) {
+        //     $arrSummaryWidgets[] = $this->makeDecoratedTextWidget('first_app_frame', $arrTraceData['first_app_frame']);
+        // }
 
         return array(
             'cardId' => 'daito-exception-alert',
             'card' => array(
                 'header' => array(
-                    'title' => (string) config('daito-exception-notifier.card_title', 'Exception Alert'),
-                    'subtitle' => $action,
+                    'title' => '🚨 ' . (string) config('daito-exception-notifier.card_title', 'Exception Alert'),
                 ),
                 'sections' => array(
                     array(
@@ -307,6 +310,42 @@ class DaitoExceptionNotifierManager
         );
     }
 
+    private function makeCompactFileLineWidget(string $filePath, int $line): array
+    {
+        $displayPath = $this->formatCompactPath($filePath);
+        $lineText = $line > 0 ? (string) $line : '?';
+
+        return array(
+            'textParagraph' => array(
+                'text' => '<b>location</b> ' . $this->escapeForGoogleChat($displayPath) . ':' . $lineText,
+            ),
+        );
+    }
+
+    private function formatCompactPath(string $filePath): string
+    {
+        if ($filePath === '') {
+            return '[unknown]';
+        }
+
+        $normalizedPath = str_replace('\\', '/', $filePath);
+        if (function_exists('base_path')) {
+            $rootDir = str_replace('\\', '/', base_path());
+            if ($rootDir !== '' && strpos($normalizedPath, $rootDir . '/') === 0) {
+                $normalizedPath = substr($normalizedPath, strlen($rootDir) + 1);
+            }
+        }
+
+        $arrPathParts = explode('/', $normalizedPath);
+        $pathPartCount = count($arrPathParts);
+        if ($pathPartCount > 4) {
+            $arrPathParts = array_slice($arrPathParts, $pathPartCount - 4);
+            $normalizedPath = '.../' . implode('/', $arrPathParts);
+        }
+
+        return $normalizedPath;
+    }
+
     private function limitText(string $text, int $maxLength): string
     {
         $maxLength = max(1, $maxLength);