core, ui: terminal chat layout for LLM and service bot chats (#7811)

* plan: UI improvements to improve LLM usage via SimpleX

* core, ui: types for chat layout

* core, ui: settings for alternative terminal-like chat layout for managing LLMs or other service bots

* plan: message priority

* fixes

* query plan

* update plans

* remove silent messages plan

* rename migrations

* implement layout

* amend

* fix

* fix

* fix

* improve

* time on the right, sender name in blue

* no avatar in direct chats

* better previews

* update, fixes

* update

* time gap

* changes

* ui: terminal layout line heights, gaps and time placement

* ui: simplify terminal meta layout, correct its docs and tests

* ui: right-to-left emoji edge in terminal rows, time placement tests

* android, desktop: raise Kotlin compiler memory to 4 GB

* ui: terminal captions as follow-up text, classic event separators

* ui: terminal media edge and overlay time, plan decisions

* ui: simplify terminal row separation, correct doc line references

* ui: keep the media time inside terminal rows, restore caption conditions

* ui: terminal heading capitals at large font scales, idle live message time

* ui: rename the classic voice-with-text flag, correct the meta copy docs

* ui: smaller terminal layout diff, sender gap and meta names

* ui: terminal row as tall as the media time

* docs: remove the chat layout section from the bots readme

* docs: shorten the terminal layout section of the chat view

* core: address settings API as on master, /auto_accept reads the stored layout

* ui: smaller terminal headings

* ui: classic sender rows and avatar rule as on master

* ui: classic reply quote text colour as on master

* ios: keep the chat layout setting with other UI settings

* ui: go-to button at the end of terminal rows, no gutter in direct chats

* ui: forwarded arrow on the header line of terminal rows, above the time

* ui: forwarded arrow centred above the time line of terminal rows

---------

Co-authored-by: Evgeny Poberezkin <evgeny@poberezkin.com>

src/Simplex/Chat/Controller.hs

@@ -593,7 +593,7 @@ data ChatCommand
   | APISetProfileAddress {userId :: UserId, enable :: Bool}
   | SetProfileAddress Bool
   | APISetAddressSettings {userId :: UserId, pqRatchet :: Maybe Bool, settings :: AddressSettings}
-  | SetAddressSettings {pqRatchet :: Maybe Bool, settings :: AddressSettings}
+  | SetAddressSettings {pqRatchet :: Maybe Bool, settings :: AddressSettings, chatLayout :: Maybe (Maybe ChatLayout)}
   | AcceptContact IncognitoEnabled ContactName
   | RejectContact ContactName Bool
   | ForwardMessage {toChatName :: ChatName, fromContactName :: ContactName, forwardedMsg :: Text}
@@ -679,6 +679,7 @@ data ChatCommand
   | SetGroupFeature AGroupFeatureNoRole GroupName GroupFeatureEnabled
   | SetGroupFeatureRole AGroupFeatureRole GroupName GroupFeatureEnabled (Maybe GroupMemberRole)
   | SetGroupMemberAdmissionReview GroupName (Maybe MemberCriteria)
+  | SetGroupChatLayout GroupName (Maybe ChatLayout)
   | SetUserTimedMessages Bool -- UserId (not used in UI)
   | SetContactTimedMessages ContactName (Maybe TimedMessagesEnabled)
   | SetGroupTimedMessages GroupName (Maybe Int)