Instrument Dagger/Koin graph instantiation

Instrument Dagger/Koin dependency injection graph instantiation, which is typically called in `App.onCreate` and can take a significant chunk of app startup time — a common contributor to startup ANRs.

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**Notion source:** [https://www.notion.so/3348b10e4b5d80e7b136d851e613fc56]()

Start by locating the App.onCreate entry point and the Dagger/Koin dependency injection graph instantiation it triggers. Determine how that startup work should be instrumented and what timing data is expected; done means graph creation is observable without changing application behavior.

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