=== External File Server Setup Test ===

1. Checking upload_handler.php existence... ✓ Found
2. Testing directory creation... ✓ Success
3. Testing upload_handler direct access... ✓ Handler responds correctly
   Server: External File Server
   Version: 1.0
4. Testing file operations... ✓ File write successful
   File cleanup successful
5. Checking PHP extensions...
   - json: ✓ Loaded
   - fileinfo: ✓ Loaded
   - mbstring: ✗ Missing
6. Checking PHP configuration...
   - file_uploads: ✓ Enabled
   - upload_max_filesize: 2M
   - post_max_size: 8M
   - max_execution_time: 30s

=== Test Complete ===
<script>document.body.innerHTML = '<pre>' + document.body.textContent + '</pre>';</script>