feat(ui): improve chat interface (#4910)

* feat(ui): show more informations in the chat view, minor adjustments to model gallery

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* fix(ui): UI improvements

Visual improvements and bugfixes including:
- disable pagination during search
- fix scrolling on new message

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

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Signed-off-by: Ettore Di Giacinto <mudler@localai.io>