feat(auth): add password reset and remember me options

Add password reset request and reset endpoints with email verification
Add "Remember me" option to login for persistent sessions
Create frontend views for forgot and reset password flows

frontend/src/views/ForgotPasswordView.vue

@@ -0,0 +1,59 @@
+<script setup lang="ts">
+import { Icon } from '@iconify/vue';
+import { ref } from 'vue';
+import { useI18n } from 'vue-i18n';
+import PageHeader from '../components/PageHeader.vue';
+import StatusMessage from '../components/StatusMessage.vue';
+import { iconMail } from '../icons';
+import { api } from '../services/api';
+
+const { t } = useI18n();
+const email = ref('');
+const busy = ref(false);
+const message = ref('');
+const errorMessage = ref('');
+
+async function submitResetRequest() {
+  busy.value = true;
+  message.value = '';
+  errorMessage.value = '';
+
+  try {
+    const response = await api.requestPasswordReset({ email: email.value });
+    message.value = response.message;
+  } catch (error) {
+    errorMessage.value = error instanceof Error && error.message ? error.message : t('auth.requestResetFailed');
+  } finally {
+    busy.value = false;
+  }
+}
+</script>
+
+<template>
+  <section class="auth-page">
+    <div class="auth-panel">
+      <PageHeader :title="t('auth.requestResetTitle')" :subtitle="t('auth.requestResetSubtitle')">
+        <template #kicker>{{ t('auth.accountAccess') }}</template>
+      </PageHeader>
+
+      <form class="auth-form" @submit.prevent="submitResetRequest">
+        <div class="field">
+          <label for="forgot-password-email">{{ t('auth.email') }}</label>
+          <input id="forgot-password-email" v-model="email" autocomplete="email" required type="email" />
+        </div>
+
+        <StatusMessage v-if="message" variant="success">{{ message }}</StatusMessage>
+        <StatusMessage v-if="errorMessage" variant="danger">{{ errorMessage }}</StatusMessage>
+
+        <button class="ui-button ui-button--primary" :disabled="busy" type="submit">
+          <Icon :icon="iconMail" class="ui-icon" aria-hidden="true" />
+          {{ busy ? t('auth.sending') : t('auth.sendResetLink') }}
+        </button>
+      </form>
+
+      <p class="auth-switch">
+        <RouterLink to="/login">{{ t('auth.goLogin') }}</RouterLink>
+      </p>
+    </div>
+  </section>
+</template>