[Expo Updates] Report errors causing emergency launches #4493
Description
Motivation
This information will help developers to understand potential issues with the OTA updates. Information about the update not launching can help explain for example a low adoption of certain OTA updates.
Description
If isEmergencyLaunch is set to true, this will contain a string error message describing what failed during initialization.
- https://docs.expo.dev/versions/latest/sdk/updates/#updatesemergencylaunchreason
- Human descriptions of the error codes https://docs.expo.dev/versions/latest/sdk/updates/#error-codes