Webchat Message Handling Improvements

This cluster focuses on enhancing the webchat functionality by fixing message persistence, auto-scrolling, and UI responsiveness.

19 PRs

fix web-ui browser Representative: #7522

#	Title	Author	Created	GitHub
6611	fix(webchat): persist assistant messages for CLI backends	JorgeAlan	2026-02-01	View
7100	fix(chat): add parentId to injected transcript entries	josscit	2026-02-02	View
7522	fix(webchat): auto-scroll when message queue changes rep	alsoknownasfoo	2026-02-02	View
8344	fix: persist webchat message queue to localStorage across browser refresh	vishaltandale00	2026-02-03	View
8353	fix(ui): display tool calls during webchat streaming	MarvinDontPanic	2026-02-03	View
9248	Fix: Webchat UI goes grey/unresponsive after Slack message tool calls	vishaltandale00	2026-02-05	View
9710	fix(ui): prevent CPU spike when opening large tool outputs (#9700)	divol89	2026-02-05	View
13104	fix: persist user command message in chat transcript	mcaxtr	2026-02-10	View
14946	fix(webchat): accumulate text across blocks in streaming buffer	mcaxtr	2026-02-12	View
14966	fix(webchat): preserve user message visibility after chat.send	BenediktSchackenberg	2026-02-12	View
15110	fix: enable auto-scroll during assistant response streaming	jwchmodx	2026-02-13	View
16020	perf(ui): virtualize chat message list for large conversations	fagemx	2026-02-14	View
16330	fix(gateway): preserve conversation history on gateway restart	openperf	2026-02-14	View
18824	fix(ui): avoid chat bubble flicker after streaming completes	cccat6	2026-02-17	View
19033	feat(ui): treat 'btw' as addendum while chat is busy	KnottyDyes	2026-02-17	View
19754	feat(webchat): add cursor-based pagination to chat.history	aleiby	2026-02-18	View
19783	fix(ui): prevent chat auto-scroll from fighting user scroll during streaming	aleiby	2026-02-18	View
20347	fix(webchat): resolve streaming scroll race condition	ndaemy	2026-02-18	View
21042	fix(ui): render images in tool result messages	Mellowambience	2026-02-19	View