tentative fix for caching issues (#3), plus ux cleanup

src/components/MailboxFolderItems.svelte

@@ -6,6 +6,7 @@
 	import Dialog from './Dialog.svelte';
 	import Select from './Select.svelte';
 	import type { Letter } from '$lib/letter';
+	import { slide } from 'svelte/transition';
 
 	let {
 		letters,
@@ -112,7 +113,8 @@
 {#snippet letterGroup(letters)}
 	<div class="letter-group">
 		{#each letters as letter}
-			<a class="letter-item" href="/letters/{letter.id}">
+			{#key letter.id}
+				<a in:slide out:slide class="letter-item" href="/letters/{letter.id}">
 					<div class="subject-line">
 						<div class="letter-subject">
 							<Icon icon="mdi:letter-outline" /> {letter.subject}
@@ -142,6 +144,7 @@
 					</div>
 					<div class="letter-preview">{letter.preview}</div>
 				</a>
+			{/key}
 		{/each}
 	</div>
 {/snippet}
@@ -161,6 +164,7 @@
 	<div class="letter-list">
 		<div class="letter-group">
 			{#each letters as letter}
+				{#key letter.id}
 					<div class="letter-item"
 							 onclick={() => clickedLetter(letter)}
 							 class:selected={selectedLetters.includes(letter.id)}
@@ -180,6 +184,7 @@
 							<NostrIdentifier user={letter.from.npub} emailAddress={letter.emailAddress} />
 						</div>
 					</div>
+				{/key}
 			{/each}
 		</div>
 	</div>

src/components/NostrIdentifier.svelte

@@ -111,7 +111,7 @@
 			<Icon icon="ph:user" />
 		{/if}
 	</div>
-	{#if npub !== displayString}
+	{#if npub !== displayString && !emailAddress}
 		<Tooltip position="bottom" content={npub}>
 			<span class="user-text">{displayString}</span>
 		</Tooltip>

src/lib/letter.ts

@@ -5,15 +5,6 @@ import { TokenInfoWithMailSubscriptionDuration } from '@arx/utils';
 function parseTextPlainContent(mimeMessage: string) {
 	const boundary = mimeMessage.split('\n')[0];
 
-	// --7408fffb1a494ae39c2dde2c60878849
-	// Content-Type: text/plain
-	// Content-Transfer-Encoding: 7bit
-	//
-	// test
-	// --7408fffb1a494ae39c2dde2c60878849
-	// Content-Type: text/html
-	// Content-Transfer-Encoding: 7bit
-
 	const boundaries = mimeMessage.split(boundary + '\n');
 	boundaries.shift();