GitLab

* [legacy] remove outdated codes of pipeline (#4692)

* [legacy] remove cli of benchmark and update optim (#4690)

* [legacy] remove cli of benchmark and update optim

* [doc] fix cli doc test

* [legacy] fix engine clip grad norm

* [legacy] remove outdated colo tensor (#4694)

* [legacy] remove outdated colo tensor

* [test] fix test import

* [legacy] move outdated zero to legacy (#4696)

* [legacy] clean up utils (#4700)

* [legacy] clean up utils

* [example] update examples

* [legacy] clean up amp

* [legacy] fix amp module

* [legacy] clean up gpc (#4742)

* [legacy] clean up context

* [legacy] clean core, constants and global vars

* [legacy] refactor initialize

* [example] fix examples ci

* [example] fix examples ci

* [legacy] fix tests

* [example] fix gpt example

* [example] fix examples ci

* [devops] fix ci installation

* [example] fix examples ci

* [devops] fix concurrency group

* [devops] fix compatibility test

* [devops] fix tensornvme install

* [devops] fix tensornvme install

* [devops] fix colossalai install

* [workflow] supported conda package installation in doc test

* polish code

* polish code

* polish code

* polish code

* polish code

* polish code

* [workflow] added auto doc test on PR

* [workflow] added doc test workflow

* polish code

* polish code

* polish code

* polish code

* polish code

* polish code

* polish code

* [workflow] fixed example check workflow

* polish yaml

* [example] improved the clarity yof the example readme

* polish workflow

* polish workflow

* polish workflow

* polish workflow

* polish workflow

* polish workflow

* [workflow] refactored the example check workflow

* polish code

* polish code

* polish code

* polish code

* polish code

* polish code

* polish code

* polish code

* polish code

* polish code

* polish code

* [workflows]bug_repair

* [workflow]new_pr_fixing_bugs
Co-authored-by: binmakeswell <binmakeswell@gmail.com>