[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/screens/Settings/Settings.tsx

@@ -15,7 +15,6 @@ import {
   type CommonNavigatorParams,
   type NavigationProp,
 } from '#/lib/routes/types'
-import {useGate} from '#/lib/statsig/statsig'
 import {sanitizeDisplayName} from '#/lib/strings/display-names'
 import {sanitizeHandle} from '#/lib/strings/handles'
 import {useProfileShadow} from '#/state/cache/profile-shadow'
@@ -69,12 +68,14 @@ import {
   shouldShowVerificationCheckButton,
   VerificationCheckButton,
 } from '#/components/verification/VerificationCheckButton'
+import {useAnalytics} from '#/analytics'
 import {IS_INTERNAL, IS_IOS, IS_NATIVE} from '#/env'
 import {device, useStorage} from '#/storage'
 import {useActivitySubscriptionsNudged} from '#/storage/hooks/activity-subscriptions-nudged'
 
 type Props = NativeStackScreenProps<CommonNavigatorParams, 'Settings'>
 export function SettingsScreen({}: Props) {
+  const ax = useAnalytics()
   const {_} = useLingui()
   const reducedMotion = useReducedMotion()
   const {logoutEveryAccount} = useSessionApi()
@@ -92,7 +93,6 @@ export function SettingsScreen({}: Props) {
   const [showDevOptions, setShowDevOptions] = useState(false)
   const findContactsEnabled =
     useIsFindContactsFeatureEnabledBasedOnGeolocation()
-  const gate = useGate()
 
   return (
     <Layout.Screen>
@@ -213,7 +213,7 @@ export function SettingsScreen({}: Props) {
           </SettingsList.LinkItem>
           {IS_NATIVE &&
             findContactsEnabled &&
-            !gate('disable_settings_find_contacts') && (
+            !ax.features.enabled(ax.features.DisableSettingsFindContacts) && (
               <SettingsList.LinkItem
                 to="/settings/find-contacts"
                 label={_(msg`Find friends from contacts`)}>