Improve client

src/client/components/signin.vue

@@ -3,13 +3,11 @@
 	<div class="auth _section">
 		<div class="avatar" :style="{ backgroundImage: user ? `url('${ user.avatarUrl }')` : null }" v-show="withAvatar"></div>
 		<div class="normal-signin" v-if="!totpLogin">
-			<MkInput v-model="username" type="text" pattern="^[a-zA-Z0-9_]+$" spellcheck="false" autofocus required @update:modelValue="onUsernameChange">
-				<template #label>{{ $ts.username }}</template>
+			<MkInput v-model="username" :placeholder="$ts.username" type="text" pattern="^[a-zA-Z0-9_]+$" spellcheck="false" autofocus required @update:modelValue="onUsernameChange">
 				<template #prefix>@</template>
 				<template #suffix>@{{ host }}</template>
 			</MkInput>
-			<MkInput v-model="password" type="password" :with-password-toggle="true" v-if="!user || user && !user.usePasswordLessLogin" required>
-				<template #label>{{ $ts.password }}</template>
+			<MkInput v-model="password" :placeholder="$ts.password" type="password" :with-password-toggle="true" v-if="!user || user && !user.usePasswordLessLogin" required>
 				<template #prefix><i class="fas fa-lock"></i></template>
 				<template #caption><button class="_textButton" @click="resetPassword" type="button">{{ $ts.forgotPassword }}</button></template>
 			</MkInput>

src/client/components/ui/popup-menu.vue

@@ -16,10 +16,6 @@ export default defineComponent({
 	},
 
 	props: {
-		showing: {
-			type: Boolean,
-			required: true,
-		},
 		items: {
 			type: Array,
 			required: true