- [產品spec](https://docs.google.com/spreadsheets/d/1iie7TIg7EFnC16Vic9Q7_iVELgtV2AphOkNuQ236M78/edit#gid=1851180669)
- [Server Documentation_User Version](https://docs.google.com/presentation/d/1WkEkcHd3eViwMht2sIHkI6dNQDjPWD7qB3JzUadLAxE/edit?slide=id.g1762c394350_6_0#slide=id.g1762c394350_6_0)
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