feat(frontend): アカウント初期設定ウィザード (#10799)

* wip

* 🎨

* 🎨

* wip

* wip

* 🎨



* Update CHANGELOG.md

* wip

* Update MkUserSetupDialog.vue

* add stories

Co-authored-by: Acid Chicken (硫酸鶏) <root@acid-chicken.com>

* update stories

* Update MkUserSetupDialog.Follow.stories.impl.ts

* test: load mock user account

* ✌️

* ✌️



* test: reset on each render

* test: use id to identify

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Co-authored-by: Acid Chicken (硫酸鶏) <root@acid-chicken.com>