feat(client): 自動でもっと見るオプション (#6403)

* wip

* ugokanai

* wip

* implement setting subscribing

* fix lint

* ✌️

* Update notifications.vue

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>

src/client/components/ui/pagination.vue

@@ -4,8 +4,8 @@
 	<div class="empty" v-if="empty" key="_empty_">
 		<slot name="empty"></slot>
 	</div>
-	<div class="more" v-if="more" key="_more_">
-		<mk-button class="button" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }" @click="fetchMore()" primary>
+	<div class="more" v-show="more" key="_more_">
+		<mk-button class="button" ref="loadMore" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }" primary>
 			<template v-if="!moreFetching">{{ $t('loadMore') }}</template>
 			<template v-if="moreFetching"><mk-loading inline/></template>
 		</mk-button>