directory: support public channels and relay-based groups (#6840)

* directory: support public channels and relay-based groups (plan)

* types

* amend types

* directory types, resolve known link

* implementation, test fails

* fix test

* fix test

* more test

* minimal test

* more test

* debug test

* clean up

* remove debug logs

* refactor

* use group/channel terms correctly

* remove unsupported commands

* manage profile update

* owner left the channel

* more tests, correct response to sent link

* re-registration

* /help and /link commands

* correct listing for channels

* fix test

* fix bot api

* refactor

* do not include link data in GLPKnown

* refactor

* diff

* undo refactor

* simplify

* remove harness test

* remove flip

* add v6.5 app requirement for channels

* add website support

* update bot api types

* correct member count, fix test

* members -> subscribers

* add link to channel description

* fix css

* move version note

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Co-authored-by: Evgeny @ SimpleX Chat <259188159+evgeny-simplex@users.noreply.github.com>

bots/src/API/Docs/Types.hs

@@ -294,7 +294,7 @@ chatTypesDocsData =
     (sti @GroupShortLinkInfo, STRecord, "", [], "", ""),
     (sti @GroupSummary, STRecord, "", [], "", ""),
     (sti @GroupSupportChat, STRecord, "", [], "", ""),
-    (sti @GroupType, STEnum1, "GT", ["GTUnknown"], "", ""),
+    (sti @GroupType, STEnum, "GT", ["GTUnknown"], "", ""),
     (sti @HandshakeError, STEnum, "", [], "", ""),
     (sti @InlineFileMode, STEnum, "IFM", [], "", ""),
     (sti @InvitationLinkPlan, STUnion, "ILP", [], "", ""),