v0.2.8
[auto] fix requirements typo for issue #3125 (#3209)
[gemini] add profiler in the demo (#2534)
[doc] fix GPT tutorial (#2860)
[format] applied code formatting on changed files in pull request 2922 (#2923)
[example] fix requirements (#2488)
[CI] add test_ci.sh for palm, opt and gpt (#2475)