* chore: update readme

* chore: add space

* chore: add emoji

* chore: release `v0.2.1`

* chore: add tg group link

* feat: add `visibility` field to memo

* chore: fix typo

* chore: rename user role to `host`

* chore: related frontend changes

* chore: fix migration file

* chore: use tricky sql

* refactor: update api

* refactor: visitor view

* chore: update seed data

* chore: reorder imports manually

* chore: remove unused less

* feat: no need to log in to view memos

* chore: add a normal user to seed

* feat: page for other members

* fix: replace window.location

* fix: can not get username on home

* fix: check userID

* fix: can visit other user's page after login

* fix: do not redirect on wrong path

* fix: path error when clicked heatmap

* refactor: revise for review

* chore: remove unused import

* refactor: revise for review

* feat: update each user's route to /u/:userId.

* chore: eslint for import sort

* refactor: revise for review

* fix: banner text click not work

* fix: replenish duration
Co-authored-by: boojack <stevenlgtm@gmail.com>
Co-authored-by: boojack <stevenlgtm@gmail.com>