docs: refactor examples and add doc for tinker (#98)

* refactor exmaple folder

* add readme for tinker

* update readme

* update readme

* add tinker docs

* update readme

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Co-authored-by: Zichen <liuzc@sea.com>

feat: support terminal environment via docker container (#72)

* terminal env via docker

* minor

* gpt solvable

* minor

* update

* open router