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>

packages/frontend/src/components/MkUserSetupDialog.User.vue

@@ -0,0 +1,101 @@
+<template>
+<div v-adaptive-bg class="_panel" style="position: relative;">
+	<div :class="$style.banner" :style="user.bannerUrl ? `background-image: url(${user.bannerUrl})` : ''"></div>
+	<MkAvatar :class="$style.avatar" :user="user" indicator/>
+	<div :class="$style.title">
+		<div :class="$style.name"><MkUserName :user="user" :nowrap="false"/></div>
+		<p :class="$style.username"><MkAcct :user="user"/></p>
+	</div>
+	<div :class="$style.description">
+		<div v-if="user.description" :class="$style.mfm">
+			<Mfm :text="user.description" :author="user" :i="$i"/>
+		</div>
+		<span v-else style="opacity: 0.7;">{{ i18n.ts.noAccountDescription }}</span>
+	</div>
+	<div :class="$style.footer">
+		<MkButton v-if="!isFollowing" primary gradate rounded full @click="follow"><i class="ti ti-plus"></i> {{ i18n.ts.follow }}</MkButton>
+		<div v-else style="opacity: 0.7; text-align: center;">{{ i18n.ts.youFollowing }} <i class="ti ti-check"></i></div>
+	</div>
+</div>
+</template>
+
+<script lang="ts" setup>
+import * as misskey from 'misskey-js';
+import { ref } from 'vue';
+import MkButton from '@/components/MkButton.vue';
+import { i18n } from '@/i18n';
+import { $i } from '@/account';
+import * as os from '@/os';
+
+const props = defineProps<{
+	user: misskey.entities.UserDetailed;
+}>();
+
+const isFollowing = ref(false);
+
+async function follow() {
+	isFollowing.value = true;
+	os.api('following/create', {
+		userId: props.user.id,
+	});
+}
+</script>
+
+<style lang="scss" module>
+.banner {
+	height: 60px;
+	background-color: rgba(0, 0, 0, 0.1);
+	background-size: cover;
+	background-position: center;
+}
+
+.avatar {
+	display: block;
+	position: absolute;
+	top: 30px;
+	left: 13px;
+	z-index: 2;
+	width: 58px;
+	height: 58px;
+	border: solid 4px var(--panel);
+}
+
+.title {
+	display: block;
+	padding: 10px 0 10px 88px;
+}
+
+.name {
+	display: inline-block;
+	margin: 0;
+	font-weight: bold;
+	line-height: 16px;
+	word-break: break-all;
+}
+
+.username {
+	display: block;
+	margin: 0;
+	line-height: 16px;
+	font-size: 0.8em;
+	color: var(--fg);
+	opacity: 0.7;
+}
+
+.description {
+	padding: 0 16px 16px 88px;
+	font-size: 0.9em;
+}
+
+.mfm {
+	display: -webkit-box;
+	-webkit-line-clamp: 5;
+	-webkit-box-orient: vertical;  
+	overflow: hidden;
+}
+
+.footer {
+	border-top: solid 0.5px var(--divider);
+	padding: 16px;
+}
+</style>