feat: add channel icon component (#10471)

This pull request introduces a new `ChannelIcon` component and refactors the existing code to use this component, which simplifies the icon management for different channel types and providers.

app/javascript/dashboard/components-next/sidebar/ChannelLeaf.vue

@@ -1,6 +1,7 @@
 <script setup>
 import { computed } from 'vue';
 import Icon from 'next/icon/Icon.vue';
+import ChannelIcon from 'next/icon/ChannelIcon.vue';
 
 const props = defineProps({
   label: {
@@ -17,37 +18,6 @@ const props = defineProps({
   },
 });
 
-const channelTypeIconMap = {
-  'Channel::Api': 'i-ri-cloudy-fill',
-  'Channel::Email': 'i-ri-mail-fill',
-  'Channel::FacebookPage': 'i-ri-messenger-fill',
-  'Channel::Line': 'i-ri-line-fill',
-  'Channel::Sms': 'i-ri-chat-1-fill',
-  'Channel::Telegram': 'i-ri-telegram-fill',
-  'Channel::TwilioSms': 'i-ri-chat-1-fill',
-  'Channel::TwitterProfile': 'i-ri-twitter-x-fill',
-  'Channel::WebWidget': 'i-ri-global-fill',
-  'Channel::Whatsapp': 'i-ri-whatsapp-fill',
-};
-
-const providerIconMap = {
-  microsoft: 'i-ri-microsoft-fill',
-  google: 'i-ri-google-fill',
-};
-
-const channelIcon = computed(() => {
-  const type = props.inbox.channel_type;
-  let icon = channelTypeIconMap[type];
-
-  if (type === 'Channel::Email' && props.inbox.provider) {
-    if (Object.keys(providerIconMap).includes(props.inbox.provider)) {
-      icon = providerIconMap[props.inbox.provider];
-    }
-  }
-
-  return icon ?? 'i-ri-global-fill';
-});
-
 const reauthorizationRequired = computed(() => {
   return props.inbox.reauthorization_required;
 });
@@ -58,7 +28,7 @@ const reauthorizationRequired = computed(() => {
     class="size-4 grid place-content-center rounded-full bg-n-alpha-2"
     :class="{ 'bg-n-solid-blue': active }"
   >
-    <Icon :icon="channelIcon" class="size-3" />
+    <ChannelIcon :inbox="inbox" class="size-3" />
   </span>
   <div class="flex-1 truncate min-w-0">{{ label }}</div>
   <div