How to connect a MongoDB database via mongoose to a react VKUI application, and how to manage it?

Question

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How to connect MongoDB database via mongoose to VK Mini app project developed with VK UI, Vk-mini-app, React, Rect-dom, Vk-bridge.
Here is a LINK to the archive with the project.

Answer 1

For this task, you need a server (you can use node.js) on which various tasks with the database will be performed. The client and server can be connected via websocket, or send ajax requests.