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Display format optimization, fix bug#3562
Specific changes
1. "This is called a column-parallel fashion" Translate to Chinese
2. use the ```math code block syntax to display a math expression as a block, No modification of formula content

Please check that the math formula is displayed correctly
If OK, I will change the format of the English version of the formula in parallel

* [doc] add requirement and highlight application

* [doc] link example and application

* [test] added spawn decorator

* polish code

* polish code

* polish code

* polish code

* polish code

* polish code

* [zero] refactor low-level zero folder structure

* [zero] fix legacy zero import path

* [zero] fix legacy zero import path

* [zero] remove useless import

* [zero] refactor gemini folder structure

* [zero] refactor gemini folder structure

* [zero] refactor legacy zero import path

* [zero] refactor gemini folder structure

* [zero] refactor gemini folder structure

* [zero] refactor gemini folder structure

* [zero] refactor legacy zero import path

* [zero] fix test import path

* [zero] fix test

* [zero] fix circular import

* [zero] update import

* [doc] specified operating system requirement

* polish code

* [doc] update nvme offload doc

* [doc] add doc testing cmd and requirements

* [doc] add api reference

* [doc] add dependencies

* [doc] added reference to related works

* polish code

Co-authored-by: github-actions <github-actions@github.com>

* [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

* [hotfix] fix autoparallel zh docs

* polish

* polish

* [hotfix] add copyright for solver and device mesh

* add readme

* add alpa license

* polish