Postbox refactor waves 358-426
Squashed range bf01b4c..a66739c (70 commits) covering 69 waves of the
Postbox -> TelegramEngine consumer migration plus a few BUILD-dep
followups.
Notable additions to TelegramCore in this range:
- Engine typealiases: EngineRawPeerPresence, EngineRawValueBoxKey,
EngineSimpleDictionary, EngineRawPeerView, EngineRawPostboxViewKey,
EngineRawPreferencesView, EngineRawMessageHistoryView (+ entry/attrs/
read-state), EngineMessageIdNamespaces, EngineHistoryViewInputAnchor,
EngineRawUnreadMessageCountsItem, EngineRawMessageHistorySavedMessages
IndexView, EngineRawChatInterfaceStateView, EngineRawOrderedItemList
View, EngineRawMessageHistoryThreadIndexView, EngineRawCombinedRead
StateView, EngineRawMessageHistoryThreadInfoView, EngineRawBasicPeer
View, EngineRawCachedPeerDataView, EngineMessageHistoryThreadData,
EngineViewUpdateType, EngineInitialMessageHistoryData,
EnginePeerGroupId, EngineChatLocationInput, EngineHistoryViewInputTag.
- Engine data items: Peer.CachedData, ItemCollections.InstalledPackInfos,
ItemCollections.InstalledPackIds.
- Engine facade: TelegramEngine.ItemCollections.allItems(namespace:).
- Free function: engineAreMediaArraysEqual forwarder.
Net effect: 65+ consumer modules drop "import Postbox"; 131 files
changed (+1386 / -1493). Build green at HEAD.
4107263747