i have a store named as bottertester and I created an app named with the same name(bottertester), but it does not link with my online store. There's an option called "test your app", when i click on it i see my online store but on clicking it, it tak...

I have this on the partner page, but how will this know about my store? (where's the linkage?) 

I created a custom app and registered a webhook using the REST API, but now I need to validate the webhook. According to the documentation, I should use the client secret for webhook validation. However, I can't find the client secret. The API key an...