fix: improve system message layout and avatar consistency #1061
+4
−8
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Brief Title
Improve system message layout and avatar consistency
Acceptance Criteria fulfillment
[x] System message avatars are the same size as regular message avatars (2.25em desktop, 1.5em mobile)
[x] System action text appears on a new line below the username
[x] Username and timestamp remain on the first line
[x] Long action text wraps naturally without truncation
Fixes #1060
Video/Screenshots
Screencast.From.2026-01-11.01-27-37.mp4
PR Test Details
Note: The PR will be ready for live testing at https://rocketchat.github.io/EmbeddedChat/pulls/pr-<pr_number> after approval. Contributors are requested to replace
<pr_number>with the actual PR number.