[🐴] update convo list from message bus (#4189)

* update convo list from message bus

* don't increase unread count if you're the sender

* add refetch interval back

* Fix deleted message state copy

* only enable if `hasSession`

* Fix logged out handling

* increase refetch interval to 60s

* request 10s interval when message screen active

* use useAppState hook for convo resume/background

* Combine forces

* fix useFocusEffect logic

---------

Co-authored-by: Eric Bailey <git@esb.lol>

src/lib/hooks/useAppState.ts

@@ -0,0 +1,15 @@
+import {useEffect, useState} from 'react'
+import {AppState} from 'react-native'
+
+export function useAppState() {
+  const [state, setState] = useState(AppState.currentState)
+
+  useEffect(() => {
+    const sub = AppState.addEventListener('change', nextAppState => {
+      setState(nextAppState)
+    })
+    return () => sub.remove()
+  }, [])
+
+  return state
+}