[APP-705] Metrics revamp pt2 (#896)

* export track function from analytics.tsx

* fix create account tracking

* fix tracking sign in

* add custom feed events

* fix type errors

* refactor create post event

* add profile follow & unfollow events

* refactor PostsFeedSliceModel into its own file

* refactor PostThreadItemModel into its own file

* reorganize code a lil bit

* refactor post-thread-item to use post-feed-item model under the hood

* add post events

* add post reply tracking

* track custom feed load more

* track list subscribe and unsubscribe

src/view/com/auth/create/CreateAccount.tsx

@@ -56,9 +56,10 @@ export const CreateAccount = observer(
       } else {
         try {
           await model.submit()
-          track('Create Account')
         } catch {
           // dont need to handle here
+        } finally {
+          track('Try Create Account')
         }
       }
     }, [model, track])