Get apk and publish

Hi , I’m a junior ionic developer . I’ve just finished from my first app << thank’s god for that >> . I do not Know how to generate the apk or publish in store . Could you help me , please ?

Generating and publishing are two different things.
For publishing you’ll need to have a android developers account and that is paid(onetime). The second thing you can generate apk and use it by uploading it in sites like diawi or even in your google drive and share the link. note after uploading app to diawi the link generated for your app will be valid for two days only.
For generating refer to this: