To build iOS apps, you need to enrol in the Apple Developer Program.
The Apple Developer portal at https://developer.apple.com/account will then let you generate and configure many of the required assets, including:
Your Apple distribution certificate and the private key used to generate it, exported together as a P12 file. See here for step-by-step instructions.
The password set when the distribution certificate P12 file was created.
This is the name for your app shown under the app icon in the device home screen, as well as in settings and other places.
The unique bundle identifier for your app. It will be in the reverse domain format (e.g.
com.appgyver.myapp.production and must match the bundle identifier registered in the Apple Developer portal.
An App Store provisioning profile generated for the app in Apple Developer portal. Must match the bundle identifier and the certificate.
On the Build Settings page you can choose a runtime version and set the version properties for the build.
Internal version code for the current build. e.g.
Semantic version number for the current build, e.g.
Check out this guide.