initial docs for release process, see #12

doc/release-process.md

@@ -4,9 +4,16 @@ Releasing the Haptics Playground App on the Google Play Store
 You'll need an account on the Google Play Store with the appropriate permissions in order to do a release.  If you don't
 have this, work with CU OIT to get set up.
 
+You'll also need a code signing key to sign the app for uploading.  One can be set up using Android Studio, see
+https://developer.android.com/studio/publish/app-signing#generate-key.
+
+This doc is helpful for the Play Store part: https://codeburst.io/publish-a-cordova-generated-android-app-to-the-google-play-store-c7ae51cccdd5.
+
 - [ ] Make sure the version number is correct and matches in the `package.json` file and the `config.xml` file that both
 exist at the top level of the `quake` repo.
 - [ ] Build and test on master, verify that this release is ready to publish.
+- [ ] Run `cordova build --release`
+- [ ] `cd` into `platforms/android` and run `./gradlew bundle` to produce the app bundle
 - [ ] Tag the current SHA in git using the command `git tag -a <version> -m "<short-explanatory-message>"` where the
 <version> matches the string in the `package.json` and `config.xml` files, and the message is a short description of the
 reasons for the release.