v5.4.1

Release v5.4.1 (#51)

* pro model info

* updated profile page with data

* streamline model names + auto model

* update api host in other places

* ui updates for code reviews + file path bug fix

* sticky user messages

* fix auto model naming

* improve codebase indexing tool UI

* improve task history list

* Update notifications integration and related files

* fix: address review comments for sticky header and usage percentage

- ChatView.tsx: Fix sticky header logic for virtualized list by checking
  first rendered index to correctly determine if missing elements are
  above or below viewport
- KiloCode.tsx: Add division-by-zero guard for usagePercentage calculation

* hide scrollbar