Make React Native `Sentry.withProfiler` more prominent

[kahest]

Core or SDK?

Platform/SDK

Which part? Which one?

sentry-react-native

Description

The docs on how/why to add Sentry.withProfiler on https://docs.sentry.io/platforms/react-native/performance/instrumentation/automatic-instrumentation/#react-profiler are easy to miss. Failure to set this up causes missing instrumentation.

Suggested Solution

• Add to onboarding (see e.g. browser react onboarding)

[krystofwoldrich]

• Needs first check this bug Sentry.withProfiler warns Function components cannot be given refs sentry-javascript#4843

[krystofwoldrich]

We can share this page for both React and React Native.
https://docs.sentry.io/platforms/javascript/guides/react/features/component-tracking/