src/api/__tests__/invites.spec.ts

@@ -0,0 +1,101 @@
+import { describe, it, expect, beforeEach, vi, afterEach } from 'vitest'
+import { setActivePinia, createPinia } from 'pinia'
+import { getInvitesApi, createInviteApi, deleteInviteApi } from '../invites'
+import { useAuthStore } from '@/stores/auth'
+import { API_BASE_URL } from '@/api/http'
+
+describe('invites API', () => {
+  const originalFetch = global.fetch
+
+  beforeEach(() => {
+    setActivePinia(createPinia())
+    localStorage.clear()
+    vi.restoreAllMocks()
+
+    const authStore = useAuthStore()
+    authStore.setTokens({ access_token: 'token-123', refresh_token: 'refresh-123' })
+  })
+
+  afterEach(() => {
+    global.fetch = originalFetch
+    localStorage.clear()
+  })
+
+  it('getInvitesApi sends GET to /user/invites and returns the invites', async () => {
+    const mockInvites = [{ id: 'invite-1', code: 'ABC123' }]
+    const fetchMock = vi.fn<typeof fetch>().mockResolvedValueOnce({
+      ok: true,
+      status: 200,
+      json: async () => mockInvites,
+    } as unknown as Response)
+    global.fetch = fetchMock
+
+    const result = await getInvitesApi()
+
+    expect(fetchMock).toHaveBeenCalledWith(
+      `${API_BASE_URL}/user/invites`,
+      expect.objectContaining({ method: 'GET' }),
+    )
+    expect(result).toEqual(mockInvites)
+  })
+
+  it('getInvitesApi throws on failure', async () => {
+    global.fetch = vi.fn<typeof fetch>().mockResolvedValueOnce({
+      ok: false,
+      json: async () => ({ message: 'Failed' }),
+    } as unknown as Response)
+
+    await expect(getInvitesApi()).rejects.toThrow('Failed')
+  })
+
+  it('createInviteApi sends POST to /user/invites and returns the created invite', async () => {
+    const mockInvite = { id: 'invite-1', code: 'ABC123' }
+    const fetchMock = vi.fn<typeof fetch>().mockResolvedValueOnce({
+      ok: true,
+      status: 201,
+      json: async () => mockInvite,
+    } as unknown as Response)
+    global.fetch = fetchMock
+
+    const result = await createInviteApi()
+
+    expect(fetchMock).toHaveBeenCalledWith(
+      `${API_BASE_URL}/user/invites`,
+      expect.objectContaining({ method: 'POST' }),
+    )
+    expect(result).toEqual(mockInvite)
+  })
+
+  it('createInviteApi throws on failure', async () => {
+    global.fetch = vi.fn<typeof fetch>().mockResolvedValueOnce({
+      ok: false,
+      json: async () => ({ message: 'Failed to create invite' }),
+    } as unknown as Response)
+
+    await expect(createInviteApi()).rejects.toThrow('Failed to create invite')
+  })
+
+  it('deleteInviteApi sends DELETE to /user/invites/:id', async () => {
+    const fetchMock = vi.fn<typeof fetch>().mockResolvedValueOnce({
+      ok: true,
+      status: 204,
+    } as unknown as Response)
+    global.fetch = fetchMock
+
+    await deleteInviteApi('invite-1')
+
+    expect(fetchMock).toHaveBeenCalledWith(
+      `${API_BASE_URL}/user/invites/invite-1`,
+      expect.objectContaining({ method: 'DELETE' }),
+    )
+  })
+
+  it('deleteInviteApi throws on failure', async () => {
+    global.fetch = vi.fn<typeof fetch>().mockResolvedValueOnce({
+      ok: false,
+      json: async () => ({ message: 'Failed to delete invite' }),
+    } as unknown as Response)
+
+    await expect(deleteInviteApi('invite-1')).rejects.toThrow('Failed to delete invite')
+  })
+})

src/api/__tests__/users.spec.ts

@@ -0,0 +1,96 @@
+import { describe, it, expect, beforeEach, vi, afterEach } from 'vitest'
+import { setActivePinia, createPinia } from 'pinia'
+import { changePasswordApi, createUserApi } from '../users'
+import { useAuthStore } from '@/stores/auth'
+import { API_BASE_URL } from '@/api/http'
+
+describe('users API', () => {
+  const originalFetch = global.fetch
+
+  beforeEach(() => {
+    setActivePinia(createPinia())
+    localStorage.clear()
+    vi.restoreAllMocks()
+  })
+
+  afterEach(() => {
+    global.fetch = originalFetch
+    localStorage.clear()
+  })
+
+  describe('changePasswordApi', () => {
+    it('sends POST to /user/password with the old and new password', async () => {
+      const authStore = useAuthStore()
+      authStore.setTokens({ access_token: 'token-123', refresh_token: 'refresh-123' })
+
+      const fetchMock = vi.fn<typeof fetch>().mockResolvedValueOnce({
+        ok: true,
+        status: 204,
+      } as unknown as Response)
+      global.fetch = fetchMock
+
+      await changePasswordApi({ old_password: 'old', new_password: 'new12345' })
+
+      expect(fetchMock).toHaveBeenCalledWith(
+        `${API_BASE_URL}/user/password`,
+        expect.objectContaining({
+          method: 'POST',
+          body: JSON.stringify({ old_password: 'old', new_password: 'new12345' }),
+        }),
+      )
+    })
+
+    it('throws on failure', async () => {
+      global.fetch = vi.fn<typeof fetch>().mockResolvedValueOnce({
+        ok: false,
+        json: async () => ({ message: 'Failed' }),
+      } as unknown as Response)
+
+      await expect(
+        changePasswordApi({ old_password: 'old', new_password: 'new12345' }),
+      ).rejects.toThrow('Failed')
+    })
+  })
+
+  describe('createUserApi', () => {
+    it('sends POST to /users with the registration payload and returns the created user', async () => {
+      const mockUser = { id: 'user-1', email: 'new@example.com', name: 'New User' }
+      const fetchMock = vi.fn<typeof fetch>().mockResolvedValueOnce({
+        ok: true,
+        status: 201,
+        json: async () => mockUser,
+      } as unknown as Response)
+      global.fetch = fetchMock
+
+      const payload = {
+        email: 'new@example.com',
+        password: 'password123',
+        name: 'New User',
+        invite_code: 'invite-abc',
+      }
+      const result = await createUserApi(payload)
+
+      expect(fetchMock).toHaveBeenCalledWith(
+        `${API_BASE_URL}/users`,
+        expect.objectContaining({ method: 'POST', body: JSON.stringify(payload) }),
+      )
+      expect(result).toEqual(mockUser)
+    })
+
+    it('throws on failure', async () => {
+      global.fetch = vi.fn<typeof fetch>().mockResolvedValueOnce({
+        ok: false,
+        json: async () => ({ message: 'Invalid invite code' }),
+      } as unknown as Response)
+
+      await expect(
+        createUserApi({
+          email: 'new@example.com',
+          password: 'password123',
+          name: 'New User',
+          invite_code: 'bad-code',
+        }),
+      ).rejects.toThrow('Invalid invite code')
+    })
+  })
+})

src/api/invites.ts

@@ -0,0 +1,26 @@
+import { apiClient } from '@/api/client'
+import { extractErrorMessage } from '@/api/http'
+import type { Invite } from '@/types/invite'
+
+export async function getInvitesApi(): Promise<Invite[]> {
+  const response = await apiClient.get('/user/invites')
+  if (!response.ok) {
+    throw new Error(await extractErrorMessage(response, 'Failed to load invites'))
+  }
+  return response.json()
+}
+
+export async function createInviteApi(): Promise<Invite> {
+  const response = await apiClient.post('/user/invites')
+  if (!response.ok) {
+    throw new Error(await extractErrorMessage(response, 'Failed to create invite'))
+  }
+  return response.json()
+}
+
+export async function deleteInviteApi(id: string): Promise<void> {
+  const response = await apiClient.delete(`/user/invites/${id}`)
+  if (!response.ok) {
+    throw new Error(await extractErrorMessage(response, 'Failed to delete invite'))
+  }
+}

src/api/users.ts

@@ -1,10 +1,19 @@
 import { apiClient } from '@/api/client'
 import { extractErrorMessage } from '@/api/http'
 import type { ChangePasswordPayload } from '@/types/auth'
+import type { CreateUserPayload, User } from '@/types/user'
 
 export async function changePasswordApi(payload: ChangePasswordPayload): Promise<void> {
-  const response = await apiClient.post('/users/password', payload)
+  const response = await apiClient.post('/user/password', payload)
   if (!response.ok) {
     throw new Error(await extractErrorMessage(response, 'Failed to change password'))
   }
 }
+
+export async function createUserApi(payload: CreateUserPayload): Promise<User> {
+  const response = await apiClient.post('/users', payload)
+  if (!response.ok) {
+    throw new Error(await extractErrorMessage(response, 'Failed to create account'))
+  }
+  return response.json()
+}

src/components/BottomNav.vue

@@ -16,7 +16,7 @@ const listsStore = useListsStore()
         listsStore.pendingCount
       }}</span>
     </RouterLink>
-    <RouterLink to="/about" class="nav-item" active-class="is-active">
+    <RouterLink to="/account" class="nav-item" active-class="is-active">
       <span class="nav-icon">⚙</span>
       <span class="nav-label">Account</span>
     </RouterLink>

src/components/InvitesPanel.vue

@@ -0,0 +1,465 @@
+<script setup lang="ts">
+import { computed, onBeforeUnmount, ref } from 'vue'
+import { getInvitesApi, createInviteApi, deleteInviteApi } from '@/api/invites'
+import type { Invite } from '@/types/invite'
+
+type InviteStatus = 'active' | 'used' | 'expired'
+
+const expanded = ref(false)
+const invites = ref<Invite[]>([])
+const isLoading = ref(false)
+const isCreating = ref(false)
+const error = ref('')
+const pendingDeleteId = ref<string | null>(null)
+const deletingId = ref<string | null>(null)
+const sharedId = ref<string | null>(null)
+
+let hasLoaded = false
+let sharedTimeout: ReturnType<typeof setTimeout> | undefined
+
+const activeCount = computed(
+  () => invites.value.filter((invite) => inviteStatus(invite) === 'active').length,
+)
+
+onBeforeUnmount(() => {
+  clearTimeout(sharedTimeout)
+})
+
+function isOffline(): boolean {
+  return typeof navigator !== 'undefined' && !navigator.onLine
+}
+
+async function toggleExpanded() {
+  expanded.value = !expanded.value
+  if (expanded.value && !hasLoaded) {
+    await loadInvites()
+  }
+}
+
+async function loadInvites() {
+  error.value = ''
+  if (isOffline()) {
+    error.value = 'You must be online to manage invites.'
+    return
+  }
+
+  isLoading.value = true
+  try {
+    invites.value = await getInvitesApi()
+    hasLoaded = true
+  } catch (err) {
+    error.value = err instanceof Error ? err.message : 'Failed to load invites'
+  } finally {
+    isLoading.value = false
+  }
+}
+
+async function handleCreate() {
+  error.value = ''
+  if (isOffline()) {
+    error.value = 'You must be online to create an invite.'
+    return
+  }
+
+  isCreating.value = true
+  try {
+    const invite = await createInviteApi()
+    invites.value = [invite, ...invites.value]
+    hasLoaded = true
+    // Sharing is the whole point of an invite, so offer it immediately
+    // instead of making the user hunt for the Share button afterwards.
+    await shareInvite(invite)
+  } catch (err) {
+    error.value = err instanceof Error ? err.message : 'Failed to create invite'
+  } finally {
+    isCreating.value = false
+  }
+}
+
+function requestDelete(id: string) {
+  error.value = ''
+  pendingDeleteId.value = id
+}
+
+function cancelDelete() {
+  pendingDeleteId.value = null
+}
+
+async function confirmDelete(id: string) {
+  error.value = ''
+  if (isOffline()) {
+    error.value = 'You must be online to delete an invite.'
+    pendingDeleteId.value = null
+    return
+  }
+
+  deletingId.value = id
+  try {
+    await deleteInviteApi(id)
+    invites.value = invites.value.filter((invite) => invite.id !== id)
+  } catch (err) {
+    error.value = err instanceof Error ? err.message : 'Failed to delete invite'
+  } finally {
+    deletingId.value = null
+    pendingDeleteId.value = null
+  }
+}
+
+// The link that lands someone on the (otherwise unlinked) register page —
+// see router.beforeEach, which redirects any URL carrying ?invite=... there.
+function getInviteUrl(code: string): string {
+  const base = `${window.location.origin}${import.meta.env.BASE_URL}`
+  return `${base}?invite=${encodeURIComponent(code)}`
+}
+
+async function shareInvite(invite: Invite) {
+  const url = getInviteUrl(invite.code)
+
+  if (typeof navigator.share === 'function') {
+    try {
+      await navigator.share({ title: 'Join dttmr', text: 'Use this link to create your account', url })
+      return
+    } catch (err) {
+      if (err instanceof Error && err.name === 'AbortError') {
+        return
+      }
+      // Web Share unsupported in this context; fall through to clipboard copy.
+    }
+  }
+
+  try {
+    await navigator.clipboard.writeText(url)
+    sharedId.value = invite.id
+    clearTimeout(sharedTimeout)
+    sharedTimeout = setTimeout(() => {
+      sharedId.value = null
+    }, 1500)
+  } catch {
+    // Clipboard access denied or unavailable; nothing sensible to do.
+  }
+}
+
+function inviteStatus(invite: Invite): InviteStatus {
+  if (invite.consumed_at) return 'used'
+  if (invite.expires_at && new Date(invite.expires_at).getTime() < Date.now()) return 'expired'
+  return 'active'
+}
+
+function statusLabel(invite: Invite): string {
+  const status = inviteStatus(invite)
+  return status === 'used' ? 'Used' : status === 'expired' ? 'Expired' : 'Active'
+}
+
+// Standard "time ago"/"time until" formatter: walk unit divisions until the
+// duration fits in one, so both past and future dates read naturally.
+function formatRelative(dateStr: string): string {
+  const divisions: [number, Intl.RelativeTimeFormatUnit][] = [
+    [60, 'seconds'],
+    [60, 'minutes'],
+    [24, 'hours'],
+    [7, 'days'],
+    [4.34524, 'weeks'],
+    [12, 'months'],
+    [Number.POSITIVE_INFINITY, 'years'],
+  ]
+  const rtf = new Intl.RelativeTimeFormat('en', { numeric: 'auto' })
+
+  let duration = (new Date(dateStr).getTime() - Date.now()) / 1000
+  for (const [amount, unit] of divisions) {
+    if (Math.abs(duration) < amount) {
+      return rtf.format(Math.round(duration), unit)
+    }
+    duration /= amount
+  }
+  return rtf.format(Math.round(duration), 'years')
+}
+
+function inviteDetail(invite: Invite): string {
+  const status = inviteStatus(invite)
+  if (status === 'used') {
+    return invite.consumed_at ? `Used ${formatRelative(invite.consumed_at)}` : 'Used'
+  }
+  if (!invite.expires_at) {
+    return 'No expiry'
+  }
+  return `${status === 'expired' ? 'Expired' : 'Expires'} ${formatRelative(invite.expires_at)}`
+}
+</script>
+
+<template>
+  <section class="card info-card invites-card">
+    <button
+      type="button"
+      class="invites-toggle"
+      :aria-expanded="expanded"
+      aria-controls="invites-panel"
+      @click="toggleExpanded"
+    >
+      <span class="invites-toggle-label">
+        <h4>Invites</h4>
+        <span v-if="activeCount > 0" class="invites-count-badge">{{ activeCount }} active</span>
+      </span>
+      <span class="chevron" :class="{ 'is-open': expanded }" aria-hidden="true">⌄</span>
+    </button>
+
+    <div v-if="expanded" id="invites-panel" class="invites-body">
+      <p class="invites-hint">
+        Invite codes let someone new create an account. Creating, listing, and deleting invites
+        requires an internet connection.
+      </p>
+
+      <p v-if="isLoading" class="invites-loading">Loading invites…</p>
+
+      <ul v-else-if="invites.length > 0" class="invite-list">
+        <li
+          v-for="invite in invites"
+          :key="invite.id"
+          class="invite-ticket"
+          :class="`is-${inviteStatus(invite)}`"
+        >
+          <div class="invite-ticket-main">
+            <code class="invite-code">{{ invite.code }}</code>
+            <span class="invite-status-pill" :class="`pill-${inviteStatus(invite)}`">{{
+              statusLabel(invite)
+            }}</span>
+          </div>
+          <div class="invite-ticket-meta">
+            <span class="invite-detail">{{ inviteDetail(invite) }}</span>
+
+            <div v-if="pendingDeleteId !== invite.id" class="invite-actions">
+              <button type="button" class="ticket-btn" @click="shareInvite(invite)">
+                {{ sharedId === invite.id ? 'Copied!' : 'Share' }}
+              </button>
+              <button
+                type="button"
+                class="ticket-btn ticket-btn-danger"
+                :disabled="inviteStatus(invite) === 'used'"
+                :title="inviteStatus(invite) === 'used' ? 'Used invites cannot be deleted' : ''"
+                @click="requestDelete(invite.id)"
+              >
+                Delete
+              </button>
+            </div>
+            <div v-else class="invite-actions">
+              <span class="confirm-label">Delete this invite?</span>
+              <button type="button" class="ticket-btn" @click="cancelDelete">No</button>
+              <button
+                type="button"
+                class="ticket-btn ticket-btn-danger"
+                :disabled="deletingId === invite.id"
+                @click="confirmDelete(invite.id)"
+              >
+                {{ deletingId === invite.id ? 'Deleting…' : 'Yes' }}
+              </button>
+            </div>
+          </div>
+        </li>
+      </ul>
+
+      <p v-else class="invites-empty">No invites yet. Generate one to invite someone.</p>
+
+      <p v-if="error" class="banner banner-error">{{ error }}</p>
+
+      <button
+        type="button"
+        class="btn btn-primary generate-btn"
+        :disabled="isCreating"
+        @click="handleCreate"
+      >
+        {{ isCreating ? 'Generating…' : '+ Generate invite' }}
+      </button>
+    </div>
+  </section>
+</template>
+
+<style scoped>
+.invites-toggle {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  width: 100%;
+  background: none;
+  border: none;
+  padding: 0;
+  color: inherit;
+  cursor: pointer;
+  text-align: left;
+}
+
+.invites-toggle-label {
+  display: flex;
+  align-items: center;
+  gap: 0.5rem;
+}
+
+.invites-toggle-label h4 {
+  font-size: 0.85rem;
+  margin: 0;
+}
+
+.invites-count-badge {
+  font-size: 0.65rem;
+  font-weight: 600;
+  padding: 0.15rem 0.5rem;
+  border-radius: 999px;
+  background-color: var(--c-accent-bg);
+  color: var(--c-accent-strong);
+}
+
+.chevron {
+  color: var(--c-text-soft);
+  transition: transform 0.15s ease-in-out;
+}
+
+.chevron.is-open {
+  transform: rotate(180deg);
+}
+
+.invites-body {
+  display: flex;
+  flex-direction: column;
+  gap: 0.75rem;
+  margin-top: 0.85rem;
+}
+
+.invites-hint {
+  font-size: 0.8rem;
+  color: var(--c-text-soft);
+  margin: 0;
+}
+
+.invites-loading,
+.invites-empty {
+  font-size: 0.85rem;
+  color: var(--c-text-soft);
+  margin: 0;
+}
+
+.invite-list {
+  list-style: none;
+  display: flex;
+  flex-direction: column;
+  gap: 0.6rem;
+}
+
+.invite-ticket {
+  border: 1px solid var(--c-border);
+  border-left: 3px solid var(--c-text-soft);
+  border-radius: var(--radius-md);
+  background-color: var(--c-bg-mute);
+  padding: 0.65rem 0.85rem;
+}
+
+.invite-ticket.is-active {
+  border-left-color: var(--c-success);
+}
+
+.invite-ticket.is-expired {
+  border-left-color: var(--c-danger);
+}
+
+.invite-ticket.is-used {
+  border-left-color: var(--c-text-soft);
+  opacity: 0.75;
+}
+
+.invite-ticket-main {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 0.5rem;
+}
+
+.invite-code {
+  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
+  font-size: 0.95rem;
+  letter-spacing: 0.06em;
+  color: var(--c-heading);
+}
+
+.invite-status-pill {
+  flex-shrink: 0;
+  font-size: 0.65rem;
+  font-weight: 600;
+  text-transform: uppercase;
+  letter-spacing: 0.04em;
+  padding: 0.15rem 0.5rem;
+  border-radius: 999px;
+}
+
+.pill-active {
+  background-color: rgba(52, 211, 153, 0.14);
+  color: var(--c-success);
+}
+
+.pill-expired {
+  background-color: var(--c-danger-bg);
+  color: var(--c-danger);
+}
+
+.pill-used {
+  background-color: var(--c-bg-elevated);
+  color: var(--c-text-soft);
+}
+
+.invite-ticket-meta {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 0.5rem;
+  border-top: 1px dashed var(--c-border);
+  margin-top: 0.55rem;
+  padding-top: 0.5rem;
+}
+
+.invite-detail {
+  font-size: 0.75rem;
+  color: var(--c-text-soft);
+}
+
+.invite-actions {
+  display: flex;
+  align-items: center;
+  gap: 0.4rem;
+}
+
+.confirm-label {
+  font-size: 0.75rem;
+  color: var(--c-text-soft);
+}
+
+.ticket-btn {
+  background: none;
+  border: 1px solid var(--c-border);
+  color: var(--c-text);
+  font-size: 0.72rem;
+  padding: 0.25rem 0.55rem;
+  border-radius: var(--radius-sm);
+  cursor: pointer;
+}
+
+.ticket-btn:hover:not(:disabled) {
+  border-color: var(--c-border-hover);
+  color: var(--c-heading);
+}
+
+.ticket-btn:disabled {
+  opacity: 0.45;
+  cursor: not-allowed;
+}
+
+.ticket-btn-danger {
+  color: var(--c-danger);
+  border-color: rgba(248, 113, 113, 0.35);
+}
+
+.ticket-btn-danger:hover:not(:disabled) {
+  background-color: var(--c-danger-bg);
+}
+
+.generate-btn {
+  width: auto;
+  align-self: flex-start;
+  padding: 0.55rem 1.1rem;
+}
+</style>

src/components/__tests__/InvitesPanel.spec.ts

@@ -0,0 +1,190 @@
+import { describe, it, expect, beforeEach, vi } from 'vitest'
+import { mount } from '@vue/test-utils'
+import InvitesPanel from '../InvitesPanel.vue'
+import * as invitesApi from '@/api/invites'
+import type { Invite } from '@/types/invite'
+
+describe('InvitesPanel', () => {
+  beforeEach(() => {
+    vi.restoreAllMocks()
+    Object.defineProperty(navigator, 'onLine', { value: true, configurable: true })
+    Object.defineProperty(navigator, 'clipboard', {
+      value: { writeText: vi.fn<(text: string) => Promise<void>>().mockResolvedValue(undefined) },
+      configurable: true,
+    })
+    // jsdom has no Web Share API; tests that want it define it explicitly.
+    Reflect.deleteProperty(navigator, 'share')
+  })
+
+  it('renders collapsed by default without loading invites', () => {
+    const getSpy = vi.spyOn(invitesApi, 'getInvitesApi')
+
+    const wrapper = mount(InvitesPanel)
+
+    expect(wrapper.text()).toContain('Invites')
+    expect(wrapper.find('#invites-panel').exists()).toBe(false)
+    expect(getSpy).not.toHaveBeenCalled()
+  })
+
+  it('loads and displays invites on expand', async () => {
+    const mockInvites: Invite[] = [
+      { id: 'invite-1', code: 'ABC123', expires_at: '2099-01-01T00:00:00.000Z' },
+      {
+        id: 'invite-2',
+        code: 'USEDCODE',
+        expires_at: '2099-01-01T00:00:00.000Z',
+        consumed_at: '2026-01-01T00:00:00.000Z',
+      },
+    ]
+    vi.spyOn(invitesApi, 'getInvitesApi').mockResolvedValueOnce(mockInvites)
+
+    const wrapper = mount(InvitesPanel)
+    await wrapper.find('.invites-toggle').trigger('click')
+    await flushPromises()
+
+    expect(wrapper.text()).toContain('ABC123')
+    expect(wrapper.text()).toContain('USEDCODE')
+    expect(wrapper.text()).toContain('Active')
+    expect(wrapper.text()).toContain('Used')
+  })
+
+  it('shows an offline message instead of fetching when expanded offline', async () => {
+    Object.defineProperty(navigator, 'onLine', { value: false, configurable: true })
+    const getSpy = vi.spyOn(invitesApi, 'getInvitesApi')
+
+    const wrapper = mount(InvitesPanel)
+    await wrapper.find('.invites-toggle').trigger('click')
+
+    expect(getSpy).not.toHaveBeenCalled()
+    expect(wrapper.find('.banner-error').text()).toContain('must be online')
+  })
+
+  it('shows empty state when there are no invites', async () => {
+    vi.spyOn(invitesApi, 'getInvitesApi').mockResolvedValueOnce([])
+
+    const wrapper = mount(InvitesPanel)
+    await wrapper.find('.invites-toggle').trigger('click')
+    await flushPromises()
+
+    expect(wrapper.text()).toContain('No invites yet')
+  })
+
+  it('generates a new invite and prepends it to the list', async () => {
+    vi.spyOn(invitesApi, 'getInvitesApi').mockResolvedValueOnce([])
+    const newInvite: Invite = { id: 'invite-new', code: 'NEWCODE1' }
+    vi.spyOn(invitesApi, 'createInviteApi').mockResolvedValueOnce(newInvite)
+
+    const wrapper = mount(InvitesPanel)
+    await wrapper.find('.invites-toggle').trigger('click')
+    await flushPromises()
+
+    await wrapper.find('.generate-btn').trigger('click')
+    await flushPromises()
+
+    expect(wrapper.text()).toContain('NEWCODE1')
+  })
+
+  it('shares the newly created invite automatically', async () => {
+    vi.spyOn(invitesApi, 'getInvitesApi').mockResolvedValueOnce([])
+    const newInvite: Invite = { id: 'invite-new', code: 'NEWCODE1' }
+    vi.spyOn(invitesApi, 'createInviteApi').mockResolvedValueOnce(newInvite)
+
+    const wrapper = mount(InvitesPanel)
+    await wrapper.find('.invites-toggle').trigger('click')
+    await flushPromises()
+
+    await wrapper.find('.generate-btn').trigger('click')
+    await flushPromises()
+
+    expect(navigator.clipboard.writeText).toHaveBeenCalledWith(
+      expect.stringContaining('?invite=NEWCODE1'),
+    )
+  })
+
+  it('shares an existing invite link via the clipboard when Web Share is unavailable', async () => {
+    const mockInvite: Invite = { id: 'invite-1', code: 'ABC123' }
+    vi.spyOn(invitesApi, 'getInvitesApi').mockResolvedValueOnce([mockInvite])
+
+    const wrapper = mount(InvitesPanel)
+    await wrapper.find('.invites-toggle').trigger('click')
+    await flushPromises()
+
+    await wrapper.find('.ticket-btn').trigger('click')
+    await flushPromises()
+
+    expect(navigator.clipboard.writeText).toHaveBeenCalledWith(
+      expect.stringContaining('?invite=ABC123'),
+    )
+    expect(wrapper.text()).toContain('Copied!')
+  })
+
+  it('uses the Web Share API instead of the clipboard when available', async () => {
+    const shareMock = vi.fn<(data: ShareData) => Promise<void>>().mockResolvedValue(undefined)
+    Object.defineProperty(navigator, 'share', { value: shareMock, configurable: true })
+
+    const mockInvite: Invite = { id: 'invite-1', code: 'ABC123' }
+    vi.spyOn(invitesApi, 'getInvitesApi').mockResolvedValueOnce([mockInvite])
+
+    const wrapper = mount(InvitesPanel)
+    await wrapper.find('.invites-toggle').trigger('click')
+    await flushPromises()
+
+    await wrapper.find('.ticket-btn').trigger('click')
+    await flushPromises()
+
+    expect(shareMock).toHaveBeenCalledWith(
+      expect.objectContaining({ url: expect.stringContaining('?invite=ABC123') }),
+    )
+    expect(navigator.clipboard.writeText).not.toHaveBeenCalled()
+  })
+
+  it('deletes an invite after confirming', async () => {
+    const mockInvite: Invite = { id: 'invite-1', code: 'ABC123' }
+    vi.spyOn(invitesApi, 'getInvitesApi').mockResolvedValueOnce([mockInvite])
+    const deleteSpy = vi.spyOn(invitesApi, 'deleteInviteApi').mockResolvedValueOnce()
+
+    const wrapper = mount(InvitesPanel)
+    await wrapper.find('.invites-toggle').trigger('click')
+    await flushPromises()
+
+    await wrapper.find('.ticket-btn-danger').trigger('click')
+    expect(wrapper.text()).toContain('Delete this invite?')
+
+    const confirmButtons = wrapper.findAll('.ticket-btn-danger')
+    await confirmButtons[confirmButtons.length - 1]?.trigger('click')
+    await flushPromises()
+
+    expect(deleteSpy).toHaveBeenCalledWith('invite-1')
+    expect(wrapper.text()).toContain('No invites yet')
+  })
+
+  it('disables delete for already-used invites', async () => {
+    const usedInvite: Invite = {
+      id: 'invite-1',
+      code: 'USEDCODE',
+      consumed_at: '2026-01-01T00:00:00.000Z',
+    }
+    vi.spyOn(invitesApi, 'getInvitesApi').mockResolvedValueOnce([usedInvite])
+
+    const wrapper = mount(InvitesPanel)
+    await wrapper.find('.invites-toggle').trigger('click')
+    await flushPromises()
+
+    const deleteBtn = wrapper.find('.ticket-btn-danger')
+    expect((deleteBtn.element as HTMLButtonElement).disabled).toBe(true)
+  })
+
+  it('shows an error banner when loading invites fails', async () => {
+    vi.spyOn(invitesApi, 'getInvitesApi').mockRejectedValueOnce(new Error('Network error'))
+
+    const wrapper = mount(InvitesPanel)
+    await wrapper.find('.invites-toggle').trigger('click')
+    await flushPromises()
+
+    expect(wrapper.find('.banner-error').text()).toContain('Network error')
+  })
+})
+
+function flushPromises() {
+  return new Promise((resolve) => setTimeout(resolve))
+}

src/router/__tests__/index.spec.ts

@@ -0,0 +1,55 @@
+import { describe, it, expect, beforeEach } from 'vitest'
+import { createPinia, setActivePinia } from 'pinia'
+import router from '../index'
+import { useAuthStore } from '@/stores/auth'
+
+describe('router', () => {
+  beforeEach(() => {
+    setActivePinia(createPinia())
+    localStorage.clear()
+  })
+
+  it('redirects unauthenticated access to protected routes to login', async () => {
+    await router.push('/')
+
+    expect(router.currentRoute.value.name).toBe('login')
+  })
+
+  it('allows authenticated access to protected routes', async () => {
+    const authStore = useAuthStore()
+    authStore.setTokens({ access_token: 'token', refresh_token: 'refresh' })
+
+    await router.push('/')
+
+    expect(router.currentRoute.value.name).toBe('lists')
+  })
+
+  it('redirects any route carrying ?invite= to the (unlisted) register route', async () => {
+    await router.push('/?invite=abc123')
+
+    expect(router.currentRoute.value.name).toBe('register')
+    expect(router.currentRoute.value.query.invite).toBe('abc123')
+  })
+
+  it('redirects an authenticated route with an invite code to register too', async () => {
+    const authStore = useAuthStore()
+    authStore.setTokens({ access_token: 'token', refresh_token: 'refresh' })
+
+    await router.push('/account?invite=abc123')
+
+    expect(router.currentRoute.value.name).toBe('register')
+    expect(router.currentRoute.value.query.invite).toBe('abc123')
+  })
+
+  it('does not redirect when already navigating to register with an invite code', async () => {
+    await router.push('/register?invite=xyz')
+
+    expect(router.currentRoute.value.name).toBe('register')
+  })
+
+  it('does not redirect to register when there is no invite code', async () => {
+    await router.push('/login')
+
+    expect(router.currentRoute.value.name).toBe('login')
+  })
+})

src/router/index.ts

@@ -24,9 +24,16 @@ const router = createRouter({
       component: () => import('../views/LoginView.vue'),
     },
     {
-      path: '/about',
+      path: '/account',
-      name: 'about',
+      name: 'account',
-      component: () => import('../views/AboutView.vue'),
+      component: () => import('../views/AccountView.vue'),
+    },
+    // Intentionally not linked from anywhere in the UI — reached only via an
+    // invite link (see router.beforeEach below) or by typing the URL directly.
+    {
+      path: '/register',
+      name: 'register',
+      component: () => import('../views/RegisterView.vue'),
     },
   ],
 })
@@ -34,6 +41,12 @@ const router = createRouter({
 router.beforeEach((to) => {
   const authStore = useAuthStore()
 
+  // An invite link may point anywhere (e.g. the app root) so it still works
+  // if the recipient doesn't have the app installed/bookmarked at /register.
+  if (to.name !== 'register' && typeof to.query.invite === 'string' && to.query.invite) {
+    return { name: 'register', query: { invite: to.query.invite } }
+  }
+
   if (to.meta.requiresAuth && !authStore.isAuthenticated) {
     return { name: 'login', query: { redirect: to.fullPath } }
   }

src/types/invite.ts

@@ -0,0 +1,6 @@
+export interface Invite {
+  id: string
+  code: string
+  expires_at?: string
+  consumed_at?: string
+}

src/types/user.ts

@@ -0,0 +1,13 @@
+export interface User {
+  id: string
+  email: string
+  name: string
+  created_at?: string
+}
+
+export interface CreateUserPayload {
+  email: string
+  password: string
+  name: string
+  invite_code: string
+}

src/views/AccountView.vue

@@ -3,6 +3,7 @@ import { onMounted, ref } from 'vue'
 import { useListsStore } from '@/stores/lists'
 import { useAuthStore } from '@/stores/auth'
 import ChangePasswordModal from '@/components/ChangePasswordModal.vue'
+import InvitesPanel from '@/components/InvitesPanel.vue'
 
 const listsStore = useListsStore()
 const authStore = useAuthStore()
@@ -22,7 +23,7 @@ onMounted(() => {
     <section class="card info-card">
       <h4>Users</h4>
       <p class="row">
-        <span>Signed in as</span>
+        <span>Signed in as </span>
         <strong>{{ authStore.email ?? 'Unknown' }}</strong>
       </p>
       <button
@@ -34,6 +35,8 @@ onMounted(() => {
       </button>
     </section>
 
+    <InvitesPanel />
+
     <h1>Pending changes</h1>
 
     <section class="card info-card">

src/views/RegisterView.vue

@@ -0,0 +1,218 @@
+<script setup lang="ts">
+import { computed, ref } from 'vue'
+import { useRouter, useRoute } from 'vue-router'
+import { createUserApi } from '@/api/users'
+import { useAuthStore } from '@/stores/auth'
+import { useListsStore } from '@/stores/lists'
+
+const router = useRouter()
+const route = useRoute()
+const authStore = useAuthStore()
+const listsStore = useListsStore()
+
+const inviteCode = computed(() => {
+  const invite = route.query.invite
+  return typeof invite === 'string' ? invite : ''
+})
+
+const name = ref('')
+const email = ref('')
+const password = ref('')
+const confirmPassword = ref('')
+const isSubmitting = ref(false)
+const error = ref('')
+
+async function handleSubmit() {
+  error.value = ''
+
+  if (password.value.length < 8) {
+    error.value = 'Password must be at least 8 characters.'
+    return
+  }
+  if (password.value !== confirmPassword.value) {
+    error.value = 'Passwords do not match.'
+    return
+  }
+
+  isSubmitting.value = true
+  try {
+    await createUserApi({
+      name: name.value,
+      email: email.value,
+      password: password.value,
+      invite_code: inviteCode.value,
+    })
+
+    await authStore.login({ email: email.value, password: password.value })
+    listsStore.sync().catch(() => {})
+    router.push('/')
+  } catch (err) {
+    error.value = err instanceof Error ? err.message : 'Failed to create account'
+  } finally {
+    isSubmitting.value = false
+  }
+}
+</script>
+
+<template>
+  <div class="register-container">
+    <div class="register-card card">
+      <div class="brand-mark">
+        <span class="brand-dot"></span>
+      </div>
+      <h2>Create your account</h2>
+
+      <div v-if="authStore.isAuthenticated" class="already-logged-in">
+        <p>You're already logged in as {{ authStore.email }}.</p>
+        <div class="actions">
+          <button type="button" class="btn btn-secondary" @click="router.push('/')">
+            Go to Home
+          </button>
+          <button type="button" class="btn btn-danger" @click="authStore.logout()">Log Out</button>
+        </div>
+      </div>
+
+      <div v-else-if="!inviteCode" class="invalid-invite">
+        <p>This page requires a valid invite link. Ask whoever invited you for a new one.</p>
+      </div>
+
+      <form v-else @submit.prevent="handleSubmit">
+        <p class="subtitle">You've been invited to join dttmr. Set up your account below.</p>
+
+        <div v-if="error" class="error-banner banner banner-error">{{ error }}</div>
+
+        <div class="field">
+          <label for="name">Name</label>
+          <input
+            id="name"
+            v-model="name"
+            type="text"
+            placeholder="Jane Doe"
+            autocomplete="name"
+            required
+            :disabled="isSubmitting"
+          />
+        </div>
+
+        <div class="field">
+          <label for="email">Email</label>
+          <input
+            id="email"
+            v-model="email"
+            type="email"
+            placeholder="name@example.com"
+            autocomplete="email"
+            required
+            :disabled="isSubmitting"
+          />
+        </div>
+
+        <div class="field">
+          <label for="password">Password</label>
+          <input
+            id="password"
+            v-model="password"
+            type="password"
+            placeholder="At least 8 characters"
+            autocomplete="new-password"
+            required
+            :disabled="isSubmitting"
+          />
+        </div>
+
+        <div class="field">
+          <label for="confirm-password">Confirm password</label>
+          <input
+            id="confirm-password"
+            v-model="confirmPassword"
+            type="password"
+            placeholder="Repeat your password"
+            autocomplete="new-password"
+            required
+            :disabled="isSubmitting"
+          />
+        </div>
+
+        <button type="submit" class="btn btn-primary" :disabled="isSubmitting">
+          <span v-if="isSubmitting">Creating account...</span>
+          <span v-else>Create account</span>
+        </button>
+      </form>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.register-container {
+  flex: 1;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  min-height: 100vh;
+  padding: 1.5rem;
+}
+
+.register-card {
+  width: 100%;
+  max-width: 400px;
+  padding: 2rem 1.75rem;
+}
+
+.brand-mark {
+  display: flex;
+  justify-content: center;
+  margin-bottom: 1rem;
+}
+
+.brand-dot {
+  width: 40px;
+  height: 40px;
+  border-radius: 12px;
+  background: linear-gradient(135deg, var(--c-accent-strong), var(--c-accent-soft));
+  box-shadow: 0 0 24px var(--c-accent-bg);
+}
+
+h2 {
+  margin: 0 0 0.4rem;
+  font-size: 1.4rem;
+  text-align: center;
+}
+
+.subtitle {
+  margin: 0 0 1.5rem;
+  font-size: 0.85rem;
+  color: var(--c-text-soft);
+  text-align: center;
+}
+
+.error-banner {
+  margin-bottom: 1.1rem;
+}
+
+.already-logged-in,
+.invalid-invite {
+  text-align: center;
+}
+
+.already-logged-in p,
+.invalid-invite p {
+  margin-bottom: 1.25rem;
+  color: var(--c-text);
+}
+
+.actions {
+  display: flex;
+  gap: 0.75rem;
+  justify-content: center;
+}
+
+form .field {
+  margin-bottom: 1.1rem;
+}
+
+@media (min-width: 768px) {
+  .register-card {
+    padding: 2.5rem 2.25rem;
+  }
+}
+</style>

src/views/__tests__/RegisterView.spec.ts

@@ -0,0 +1,146 @@
+import { describe, it, expect, beforeEach, vi } from 'vitest'
+import { mount } from '@vue/test-utils'
+import { createPinia, setActivePinia } from 'pinia'
+import RegisterView from '../RegisterView.vue'
+import { useAuthStore } from '@/stores/auth'
+import { useListsStore } from '@/stores/lists'
+import * as usersApi from '@/api/users'
+
+const mockPush = vi.fn<(to: string) => void>()
+let routeQuery: Record<string, string> = { invite: 'invite-code-123' }
+
+vi.mock('vue-router', async (importOriginal) => {
+  const actual = await importOriginal<typeof import('vue-router')>()
+  return {
+    ...actual,
+    useRouter: () => ({
+      push: mockPush,
+    }),
+    useRoute: () => ({
+      query: routeQuery,
+    }),
+  }
+})
+
+describe('RegisterView', () => {
+  beforeEach(() => {
+    setActivePinia(createPinia())
+    localStorage.clear()
+    vi.restoreAllMocks()
+    mockPush.mockClear()
+    routeQuery = { invite: 'invite-code-123' }
+  })
+
+  it('shows an invalid-invite message when there is no invite code in the URL', () => {
+    routeQuery = {}
+
+    const wrapper = mount(RegisterView)
+
+    expect(wrapper.find('.invalid-invite').exists()).toBe(true)
+    expect(wrapper.find('form').exists()).toBe(false)
+  })
+
+  it('renders the registration form when an invite code is present', () => {
+    const wrapper = mount(RegisterView)
+
+    expect(wrapper.find('h2').text()).toBe('Create your account')
+    expect(wrapper.find('input#name').exists()).toBe(true)
+    expect(wrapper.find('input#email').exists()).toBe(true)
+    expect(wrapper.find('input#password').exists()).toBe(true)
+    expect(wrapper.find('input#confirm-password').exists()).toBe(true)
+  })
+
+  it('shows logged in status and hides the form if already authenticated', () => {
+    const authStore = useAuthStore()
+    authStore.setTokens({ access_token: 'active-token', refresh_token: 'active-refresh' })
+
+    const wrapper = mount(RegisterView)
+
+    expect(wrapper.find('.already-logged-in').exists()).toBe(true)
+    expect(wrapper.find('form').exists()).toBe(false)
+  })
+
+  it('rejects passwords that are too short', async () => {
+    const createSpy = vi.spyOn(usersApi, 'createUserApi')
+    const wrapper = mount(RegisterView)
+
+    await wrapper.find('#name').setValue('Jane Doe')
+    await wrapper.find('#email').setValue('jane@example.com')
+    await wrapper.find('#password').setValue('short')
+    await wrapper.find('#confirm-password').setValue('short')
+    await wrapper.find('form').trigger('submit.prevent')
+
+    expect(wrapper.find('.error-banner').text()).toContain('at least 8 characters')
+    expect(createSpy).not.toHaveBeenCalled()
+  })
+
+  it('rejects mismatched passwords', async () => {
+    const createSpy = vi.spyOn(usersApi, 'createUserApi')
+    const wrapper = mount(RegisterView)
+
+    await wrapper.find('#name').setValue('Jane Doe')
+    await wrapper.find('#email').setValue('jane@example.com')
+    await wrapper.find('#password').setValue('password123')
+    await wrapper.find('#confirm-password').setValue('password456')
+    await wrapper.find('form').trigger('submit.prevent')
+
+    expect(wrapper.find('.error-banner').text()).toContain('do not match')
+    expect(createSpy).not.toHaveBeenCalled()
+  })
+
+  it('creates the account, logs in, syncs, and redirects home on success', async () => {
+    const createSpy = vi.spyOn(usersApi, 'createUserApi').mockResolvedValueOnce({
+      id: 'user-1',
+      email: 'jane@example.com',
+      name: 'Jane Doe',
+    })
+    const authStore = useAuthStore()
+    const loginSpy = vi.spyOn(authStore, 'login').mockResolvedValueOnce({
+      access_token: 'access-123',
+      refresh_token: 'refresh-456',
+    })
+    const listsStore = useListsStore()
+    const syncSpy = vi.spyOn(listsStore, 'sync').mockResolvedValueOnce()
+
+    const wrapper = mount(RegisterView)
+
+    await wrapper.find('#name').setValue('Jane Doe')
+    await wrapper.find('#email').setValue('jane@example.com')
+    await wrapper.find('#password').setValue('password123')
+    await wrapper.find('#confirm-password').setValue('password123')
+    await wrapper.find('form').trigger('submit.prevent')
+    await flushPromises()
+
+    expect(createSpy).toHaveBeenCalledWith({
+      name: 'Jane Doe',
+      email: 'jane@example.com',
+      password: 'password123',
+      invite_code: 'invite-code-123',
+    })
+    expect(loginSpy).toHaveBeenCalledWith({
+      email: 'jane@example.com',
+      password: 'password123',
+    })
+    expect(syncSpy).toHaveBeenCalled()
+    expect(mockPush).toHaveBeenCalledWith('/')
+  })
+
+  it('shows an error banner when account creation fails', async () => {
+    vi.spyOn(usersApi, 'createUserApi').mockRejectedValueOnce(new Error('Invalid invite code'))
+
+    const wrapper = mount(RegisterView)
+
+    await wrapper.find('#name').setValue('Jane Doe')
+    await wrapper.find('#email').setValue('jane@example.com')
+    await wrapper.find('#password').setValue('password123')
+    await wrapper.find('#confirm-password').setValue('password123')
+    await wrapper.find('form').trigger('submit.prevent')
+    await flushPromises()
+
+    expect(wrapper.find('.error-banner').text()).toContain('Invalid invite code')
+  })
+})
+
+function flushPromises() {
+  return new Promise((resolve) => setTimeout(resolve))
+}