Male sure you have ios and/or android platforms installed. If you have correctly ran npm run installCordova
it should be fine otherwise go back to BUILD.md.
https://support.google.com/googleplay/android-developer/answer/186113?hl=en
Copy and past the key within your ~/.ssh
folder with that name android_wphc.keystore
NB: You can put the key wherever you want and even give it another name but if you do that, you will need to modify release.sh
accordingly.
Open platforms/android/AndroidManifest.xml
and change android:windowSoftInputMode="adjustResize"
into android:windowSoftInputMode="adjustNothing"
it will prevent screen hiccup when searching.
npm run build
Then answer to the prompt.
https://developer.apple.com/programs/ios/gettingstarted/
http://codewithchris.com/submit-your-app-to-the-app-store/
Sigh allow to sign .app with a provisioning file via the terminal
# https://github.com/KrauseFx/sigh
sudo gem install sigh
npm run build
Then answer to the prompt.
Once the IPA is signed, all you need to do is sending the package to Apple for review.