Fix Docker Build Context Canceled Error with Large Directories - Nginx -t Test Failure: Troubleshooting Checklist-Windows 10/11 Shared Folder Error 0x80070035 Solution

Extra verification checklist

• Restart the affected app after changing permissions or configuration files.
• Test the same workflow in a clean browser profile or a temporary user account.
• Compare the result on another network if the error may be connection related.