Hello everyone !
I'm currently making a custom app to get the feed of the user from instagram and display it on the store. My idea was to use Polaris to create the components with react.
For what I have gathers what I want my app to do in the merchant page is add a new section, but my app will need to have some configurations that the user will have to set. Like for example the api key for instagram.
But at the moment the things that are blocking me are:
Solved! Go to the solution
This is an accepted solution.
Most of your questions (1, 2, and 3) will be answered if you follow this tutorial:
You'll need to host the app yourself.