Do you need to use phone's bluetooth, camera and so on?
If not, you can consider doing it with regular React or Vue and turn it into a PWA that can be published in the store as well. From your description, the app looks like a regular CRUD app, so a PWA would be enough and you will have web and mobile versions with the same code base.
If you want to do it with a mobile framework, the advantage of ReactNative is that you can isolate the application logic in hooks and reuse them in other projects or in the web version. But the main advantage of these two frameworks is that they provide built-in components for using common things like the camera, gallery view, etc. Do you really need those things?
So consider your needs, there is no bad option.
For further actions, you may consider blocking this person and/or reporting abuse
We're a place where coders share, stay up-to-date and grow their careers.
I have to consider two additional things:
If not, you can consider doing it with regular React or Vue and turn it into a PWA that can be published in the store as well. From your description, the app looks like a regular CRUD app, so a PWA would be enough and you will have web and mobile versions with the same code base.
If you want to do it with a mobile framework, the advantage of ReactNative is that you can isolate the application logic in hooks and reuse them in other projects or in the web version. But the main advantage of these two frameworks is that they provide built-in components for using common things like the camera, gallery view, etc. Do you really need those things?
So consider your needs, there is no bad option.