Dear Client,
I would be happy to assist you in setting up dynamic domains for your MERN app. I understand that you are currently facing issues with cookies and the domain and need urgent assistance.
As an experienced developer with expertise in MERN stack development, I can help you resolve the issues you are facing and set up dynamic domains for your app. I have extensive experience in working with cookies and domains and can provide you with efficient and effective solutions.
Please provide me with more details regarding the issues you are facing and the requirements for setting up dynamic domains, and I will work with you to develop a customized solution that meets your needs.
Thank you for considering my proposal, and I look forward to the opportunity to work with you.