[APP-1782] Analytics migration (#9734)

* WIP

* Clean up growthbook code, integrate into init and sessions

* Move everything out of React

* Add metrics client

* Move to separate file

* Shared metadata cache

* Ensure we update metadata when session ID changes

* Ensure userMetadata is cleared when logging out

* WIP revamp

* Integrate feature gates into analytics context

* Clean up old code

* Fix useMeta util

* Some comments and cleanup

* Add logger to base analytics context

* Refactor current route handling

* Rip out LogEvent from navigation

* Update tracking endpoint

* Migrate toClout

* Clear out statsig client

* Add todo, reset logger readme

* Ope fix statsig noop

* Refactor logging in feed-feedback, add debug logging to metrics client

* Remove LogEvents alias for Metrics

* Prefer root package export

* Remove Metrics alias from logger

* [APP-1782] Migrate to new analytics APIs (#9735)

* Migrate logEvent to useAnalytics

* Migrate logger.metric to useAnalytics

* Migrate tricky spot, fix types

* Migrate remaining tricky spot

* Missed one

* Remove metric() from logger

* Migrate useGate to useAnalytics

* Remove all other StatSig mentions

* Update event payload

* Update logger tests

* Mock expo method

* Fix session ID bug

* Add session ID test

* Add test for metrics client

* Clarify intent

* Clean up core analytics file

* Clean up the call once utils

* Fix TODO

* Fix TODO

* Fix TODO

* Fix TODO

* Fix TODO

* Remove debug code

* Fix navigation context

* OK nav context is not working, todo

* Checkpoint: works but feels hacky

* Fix navigation context issue

* Improve feature API

* Improve metric logging

* Update logger tests

src/view/com/auth/LoggedOut.tsx

@@ -5,7 +5,6 @@ import {msg} from '@lingui/macro'
 import {useLingui} from '@lingui/react'
 
 import {PressableScale} from '#/lib/custom-animations/PressableScale'
-import {logEvent} from '#/lib/statsig/statsig'
 import {
   useLoggedOutView,
   useLoggedOutViewControls,
@@ -18,6 +17,7 @@ import {LandingScreen} from '#/screens/StarterPack/StarterPackLandingScreen'
 import {atoms as a, native, tokens, useTheme} from '#/alf'
 import {Button, ButtonIcon} from '#/components/Button'
 import {TimesLarge_Stroke2_Corner0_Rounded as XIcon} from '#/components/icons/Times'
+import {useAnalytics} from '#/analytics'
 import {SplashScreen} from './SplashScreen'
 
 enum ScreenState {
@@ -30,6 +30,7 @@ export {ScreenState as LoggedOutScreenState}
 
 export function LoggedOut({onDismiss}: {onDismiss?: () => void}) {
   const {_} = useLingui()
+  const ax = useAnalytics()
   const t = useTheme()
   const insets = useSafeAreaInsets()
   const setMinimalShellMode = useSetMinimalShellMode()
@@ -94,11 +95,11 @@ export function LoggedOut({onDismiss}: {onDismiss?: () => void}) {
           <SplashScreen
             onPressSignin={() => {
               setScreenState(ScreenState.S_Login)
-              logEvent('splash:signInPressed', {})
+              ax.metric('splash:signInPressed', {})
             }}
             onPressCreateAccount={() => {
               setScreenState(ScreenState.S_CreateAccount)
-              logEvent('splash:createAccountPressed', {})
+              ax.metric('splash:createAccountPressed', {})
             }}
           />
         ) : undefined}