feat(mail) : MailRefreshButton — bouton sync manuel, disabled pendant syncing

frontend/components/mail/MailRefreshButton.vue

@@ -0,0 +1,24 @@
+<script setup lang="ts">
+import { useMailStore } from '~/stores/mail'
+
+const store = useMailStore()
+const { syncing } = storeToRefs(store)
+
+const { t } = useI18n()
+
+async function handleRefresh(): Promise<void> {
+    await store.triggerSync()
+}
+</script>
+
+<template>
+    <MalioButton
+        :label="t('mail.actions.refresh')"
+        variant="secondary"
+        icon-name="material-symbols:refresh"
+        icon-position="left"
+        :icon-size="16"
+        :disabled="syncing"
+        @click="handleRefresh"
+    />
+</template>