fix: resolve PHPStan static analysis warnings

app/Services/AuthService.php

@@ -40,7 +40,13 @@ class AuthService
         return $this->user->tokens()->get()->toArray();
     }
 
-    public function removeSession(): bool
+    public function removeSession(string $sessionId): bool
+    {
+        $this->user->tokens()->where('id', $sessionId)->delete();
+        return true;
+    }
+
+    public function removeAllSessions(): bool
     {
         $this->user->tokens()->delete();
         return true;
@@ -54,4 +60,26 @@ class AuthService
         
         return $accessToken?->tokenable;
     }
+
+    /**
+     * 解密认证数据
+     *
+     * @param string $authorization
+     * @return array|null 用户数据或null
+     */
+    public static function decryptAuthData(string $authorization): ?array
+    {
+        $user = self::findUserByBearerToken($authorization);
+        
+        if (!$user) {
+            return null;
+        }
+        
+        return [
+            'id' => $user->id,
+            'email' => $user->email,
+            'is_admin' => (bool)$user->is_admin,
+            'is_staff' => (bool)$user->is_staff
+        ];
+    }
 }