feat(dashboard): tableau de bord Second Brain configurable avec chargement progressif

Briefing granulaire, pistes rapides puis enrichissement async, layout persisté v5,
suggestions agents, intégration Gmail et navigation sidebar alignée sur /home.

Co-authored-by: Cursor <cursoragent@cursor.com>

memento-note/lib/dashboard/home-route.ts

@@ -0,0 +1,17 @@
+/** True when /home shows the Second Brain dashboard (not list, editor, or filters). */
+export function isDashboardHomeRoute(
+  pathname: string,
+  searchParams: Pick<URLSearchParams, 'get'>,
+): boolean {
+  if (pathname !== '/home') return false
+  return (
+    searchParams.get('forceList') !== '1' &&
+    !searchParams.get('notebook') &&
+    !searchParams.get('search') &&
+    !searchParams.get('labels') &&
+    !searchParams.get('shared') &&
+    !searchParams.get('reminders') &&
+    !searchParams.get('color') &&
+    !searchParams.get('openNote')
+  )
+}

memento-note/lib/dashboard/layout.ts

@@ -0,0 +1,297 @@
+export const DASHBOARD_LAYOUT_VERSION = 5 as const
+
+/** Widgets visibles dans la mise en page par défaut (réf. prototype / capture utilisateur). */
+export const CANONICAL_VISIBLE_WIDGET_IDS: readonly DashboardWidgetId[] = [
+  'capture',
+  'next-paths',
+  'intelligence',
+  'resume',
+  'mind-map',
+  'sentiment',
+  'inbox',
+  'revision',
+  'stats',
+  'reminders',
+  'flashcards-progress',
+  'agents',
+] as const
+
+export type DashboardWidgetId =
+  | 'capture'
+  | 'next-paths'
+  | 'resume'
+  | 'intelligence'
+  | 'reminders'
+  | 'mind-map'
+  | 'agents'
+  | 'sentiment'
+  | 'inbox'
+  | 'revision'
+  | 'stats'
+  | 'agent-activity'
+  | 'gmail'
+  | 'activity'
+  | 'pinned'
+  | 'usage'
+  | 'daily-review'
+  | 'open-loops'
+  | 'daily-note'
+  | 'link-suggestions'
+  | 'bridges'
+  | 'flashcards-progress'
+
+export type DashboardWidgetZone = 'full' | 'main' | 'side'
+
+export type DashboardWidgetCategory =
+  | 'essential'
+  | 'paths'
+  | 'cognition'
+  | 'productivity'
+  | 'agents'
+
+export interface DashboardWidgetPlacement {
+  id: DashboardWidgetId
+  visible: boolean
+  order: number
+  zone: DashboardWidgetZone
+}
+
+export interface DashboardLayout {
+  version: typeof DASHBOARD_LAYOUT_VERSION
+  widgets: DashboardWidgetPlacement[]
+}
+
+export const DASHBOARD_WIDGET_META: Record<DashboardWidgetId, {
+  required: boolean
+  zone: DashboardWidgetZone
+  category: DashboardWidgetCategory
+  defaultVisible: boolean
+}> = {
+  capture: { required: true, zone: 'full', category: 'essential', defaultVisible: true },
+  'next-paths': { required: false, zone: 'main', category: 'paths', defaultVisible: true },
+  resume: { required: true, zone: 'main', category: 'essential', defaultVisible: true },
+  intelligence: { required: true, zone: 'main', category: 'essential', defaultVisible: true },
+  reminders: { required: false, zone: 'side', category: 'productivity', defaultVisible: true },
+  'mind-map': { required: false, zone: 'main', category: 'cognition', defaultVisible: true },
+  agents: { required: false, zone: 'side', category: 'agents', defaultVisible: true },
+  sentiment: { required: false, zone: 'side', category: 'agents', defaultVisible: true },
+  inbox: { required: false, zone: 'side', category: 'productivity', defaultVisible: false },
+  revision: { required: false, zone: 'side', category: 'productivity', defaultVisible: false },
+  stats: { required: false, zone: 'side', category: 'cognition', defaultVisible: false },
+  'agent-activity': { required: false, zone: 'side', category: 'agents', defaultVisible: false },
+  gmail: { required: false, zone: 'side', category: 'productivity', defaultVisible: false },
+  activity: { required: false, zone: 'main', category: 'cognition', defaultVisible: false },
+  pinned: { required: false, zone: 'side', category: 'cognition', defaultVisible: false },
+  usage: { required: false, zone: 'side', category: 'agents', defaultVisible: false },
+  'daily-review': { required: false, zone: 'side', category: 'paths', defaultVisible: false },
+  'open-loops': { required: false, zone: 'side', category: 'paths', defaultVisible: false },
+  'daily-note': { required: false, zone: 'side', category: 'paths', defaultVisible: false },
+  'link-suggestions': { required: false, zone: 'main', category: 'paths', defaultVisible: false },
+  bridges: { required: false, zone: 'main', category: 'cognition', defaultVisible: false },
+  'flashcards-progress': { required: false, zone: 'side', category: 'productivity', defaultVisible: false },
+}
+
+export const DASHBOARD_CATEGORY_ORDER: DashboardWidgetCategory[] = [
+  'essential',
+  'paths',
+  'cognition',
+  'productivity',
+  'agents',
+]
+
+export const DEFAULT_DASHBOARD_LAYOUT: DashboardLayout = {
+  version: DASHBOARD_LAYOUT_VERSION,
+  widgets: [
+    // Pleine largeur
+    { id: 'capture', visible: true, order: 0, zone: 'full' },
+    // Colonne principale (gauche) — ordre vertical
+    { id: 'next-paths', visible: true, order: 1, zone: 'main' },
+    { id: 'intelligence', visible: true, order: 2, zone: 'main' },
+    { id: 'resume', visible: true, order: 3, zone: 'main' },
+    { id: 'mind-map', visible: true, order: 4, zone: 'main' },
+    // Colonne latérale (droite) — cartes compactes + widgets IA
+    { id: 'sentiment', visible: true, order: 5, zone: 'side' },
+    { id: 'inbox', visible: true, order: 6, zone: 'side' },
+    { id: 'revision', visible: true, order: 7, zone: 'side' },
+    { id: 'stats', visible: true, order: 8, zone: 'side' },
+    { id: 'reminders', visible: true, order: 9, zone: 'side' },
+    { id: 'flashcards-progress', visible: true, order: 10, zone: 'side' },
+    { id: 'agents', visible: true, order: 11, zone: 'side' },
+    // Catalogue — masqués par défaut, ajoutables via « Personnaliser »
+    { id: 'daily-review', visible: false, order: 12, zone: 'side' },
+    { id: 'agent-activity', visible: false, order: 13, zone: 'side' },
+    { id: 'gmail', visible: false, order: 14, zone: 'side' },
+    { id: 'activity', visible: false, order: 15, zone: 'main' },
+    { id: 'pinned', visible: false, order: 16, zone: 'side' },
+    { id: 'usage', visible: false, order: 17, zone: 'side' },
+    { id: 'open-loops', visible: false, order: 18, zone: 'side' },
+    { id: 'daily-note', visible: false, order: 19, zone: 'side' },
+    { id: 'link-suggestions', visible: false, order: 20, zone: 'main' },
+    { id: 'bridges', visible: false, order: 21, zone: 'main' },
+  ],
+}
+
+/** Clone frais — évite de muter le constant partagé via useState. */
+export function getDefaultDashboardLayout(): DashboardLayout {
+  return structuredClone(DEFAULT_DASHBOARD_LAYOUT)
+}
+
+export function resetDashboardLayout(): DashboardLayout {
+  return getDefaultDashboardLayout()
+}
+
+const ALL_WIDGET_IDS = Object.keys(DASHBOARD_WIDGET_META) as DashboardWidgetId[]
+
+const LEGACY_SPAN_ZONE: Record<string, DashboardWidgetZone> = {
+  full: 'full',
+  large: 'main',
+  medium: 'main',
+  small: 'side',
+  compact: 'side',
+}
+
+function isValidZone(zone: unknown): zone is DashboardWidgetZone {
+  return zone === 'full' || zone === 'main' || zone === 'side'
+}
+
+function legacyZoneFromItem(item: Record<string, unknown>, id: DashboardWidgetId): DashboardWidgetZone {
+  if (isValidZone(item.zone)) return item.zone
+  const span = item.span
+  if (typeof span === 'string' && LEGACY_SPAN_ZONE[span]) return LEGACY_SPAN_ZONE[span]
+  return DASHBOARD_WIDGET_META[id].zone
+}
+
+export function normalizeDashboardLayout(raw: unknown): DashboardLayout {
+  if (!raw || typeof raw !== 'object') return getDefaultDashboardLayout()
+
+  const data = raw as Partial<DashboardLayout> & { version?: number }
+  if (!Array.isArray(data.widgets) || data.widgets.length === 0) return getDefaultDashboardLayout()
+
+  // Layout périmé ou vide → preset canonique
+  const incomingVersion = typeof data.version === 'number' ? data.version : 0
+  if (incomingVersion < DASHBOARD_LAYOUT_VERSION) {
+    return getDefaultDashboardLayout()
+  }
+
+  const byId = new Map<DashboardWidgetId, DashboardWidgetPlacement>()
+
+  for (const item of data.widgets) {
+    if (!item || typeof item !== 'object') continue
+    const id = (item as DashboardWidgetPlacement).id
+    if (!ALL_WIDGET_IDS.includes(id)) continue
+    const meta = DASHBOARD_WIDGET_META[id]
+    byId.set(id, {
+      id,
+      visible: meta.required ? true : Boolean((item as DashboardWidgetPlacement).visible),
+      order: Number.isFinite((item as DashboardWidgetPlacement).order)
+        ? Number((item as DashboardWidgetPlacement).order)
+        : 0,
+      zone: legacyZoneFromItem(item as unknown as Record<string, unknown>, id),
+    })
+  }
+
+  for (const id of ALL_WIDGET_IDS) {
+    if (!byId.has(id)) {
+      const meta = DASHBOARD_WIDGET_META[id]
+      const fallback = DEFAULT_DASHBOARD_LAYOUT.widgets.find(w => w.id === id)
+      byId.set(id, {
+        id,
+        visible: meta.defaultVisible,
+        order: fallback?.order ?? 99,
+        zone: meta.zone,
+      })
+    }
+  }
+
+  const widgets = [...byId.values()]
+    .sort((a, b) => a.order - b.order)
+    .map((w, index) => ({ ...w, order: index }))
+
+  const layout = { version: DASHBOARD_LAYOUT_VERSION, widgets }
+  const visibleCount = layout.widgets.filter(w => w.visible).length
+  if (visibleCount === 0) return getDefaultDashboardLayout()
+
+  return layout
+}
+
+export function reorderWidgets(
+  layout: DashboardLayout,
+  activeId: DashboardWidgetId,
+  overId: DashboardWidgetId,
+): DashboardLayout {
+  const activeMeta = DASHBOARD_WIDGET_META[activeId]
+  const overMeta = DASHBOARD_WIDGET_META[overId]
+  if (activeMeta.zone !== overMeta.zone) return layout
+
+  const visible = layout.widgets
+    .filter(w => w.visible && w.zone === activeMeta.zone)
+    .sort((a, b) => a.order - b.order)
+  const activeIdx = visible.findIndex(w => w.id === activeId)
+  const overIdx = visible.findIndex(w => w.id === overId)
+  if (activeIdx === -1 || overIdx === -1 || activeIdx === overIdx) return layout
+
+  const next = [...visible]
+  const [moved] = next.splice(activeIdx, 1)
+  next.splice(overIdx, 0, moved)
+
+  const orderMap = new Map(next.map((w, i) => [w.id, i]))
+  return {
+    ...layout,
+    widgets: layout.widgets.map(w => {
+      if (w.zone !== activeMeta.zone || !w.visible) return w
+      return { ...w, order: orderMap.has(w.id) ? orderMap.get(w.id)! : w.order + next.length }
+    }),
+  }
+}
+
+export function setWidgetVisibility(
+  layout: DashboardLayout,
+  id: DashboardWidgetId,
+  visible: boolean,
+): DashboardLayout {
+  if (DASHBOARD_WIDGET_META[id].required && !visible) return layout
+  return {
+    ...layout,
+    widgets: layout.widgets.map(w => w.id === id ? { ...w, visible } : w),
+  }
+}
+
+export function visibleWidgets(layout: DashboardLayout): DashboardWidgetPlacement[] {
+  return layout.widgets.filter(w => w.visible).sort((a, b) => a.order - b.order)
+}
+
+export function visibleWidgetsInZone(
+  layout: DashboardLayout,
+  zone: DashboardWidgetZone,
+): DashboardWidgetPlacement[] {
+  return visibleWidgets(layout).filter(w => w.zone === zone)
+}
+
+export function hiddenWidgetIds(layout: DashboardLayout): DashboardWidgetId[] {
+  return layout.widgets.filter(w => !w.visible).map(w => w.id)
+}
+
+export function catalogByCategory(layout: DashboardLayout): Record<DashboardWidgetCategory, DashboardWidgetId[]> {
+  const result = Object.fromEntries(
+    DASHBOARD_CATEGORY_ORDER.map(c => [c, [] as DashboardWidgetId[]]),
+  ) as Record<DashboardWidgetCategory, DashboardWidgetId[]>
+
+  for (const id of ALL_WIDGET_IDS) {
+    result[DASHBOARD_WIDGET_META[id].category].push(id)
+  }
+
+  for (const cat of DASHBOARD_CATEGORY_ORDER) {
+    result[cat].sort((a, b) => {
+      const aVis = layout.widgets.find(w => w.id === a)?.visible ? 0 : 1
+      const bVis = layout.widgets.find(w => w.id === b)?.visible ? 0 : 1
+      if (aVis !== bVis) return aVis - bVis
+      return a.localeCompare(b)
+    })
+  }
+
+  return result
+}
+
+export function isWidgetVisible(layout: DashboardLayout, id: DashboardWidgetId): boolean {
+  return layout.widgets.find(w => w.id === id)?.visible ?? DASHBOARD_WIDGET_META[id].defaultVisible
+}

memento-note/lib/dashboard/path-types.ts

@@ -0,0 +1,36 @@
+export type DashboardPathType =
+  | 'continue'
+  | 'connect'
+  | 'bridge'
+  | 'research'
+  | 'organize'
+  | 'explore'
+  | 'review'
+  | 'resurface'
+  | 'daily'
+  | 'add-link'
+
+export interface DashboardPath {
+  id: string
+  type: DashboardPathType
+  priority: number
+  title: string
+  description: string
+  actionKey: string
+  noteId?: string
+  note2Id?: string
+  notebookId?: string
+  clusterAId?: number
+  clusterBId?: number
+  agentSuggestionId?: string
+  insightId?: string
+  snippet?: string
+  score?: number
+}
+
+export interface DashboardOpenLoop {
+  id: string
+  title: string | null
+  notebookId: string | null
+  daysStale: number
+}

memento-note/lib/dashboard/paths-fast.ts

@@ -0,0 +1,156 @@
+import type { DashboardPath } from '@/lib/dashboard/path-types'
+
+function excerpt(text: string, max = 120): string {
+  const plain = text.replace(/<[^>]+>/g, ' ').replace(/\s+/g, ' ').trim()
+  if (plain.length <= max) return plain
+  return `${plain.slice(0, max)}…`
+}
+
+export interface BriefingPathsInput {
+  recentNotes: Array<{
+    id: string
+    title: string | null
+    content: string
+    notebookId: string | null
+  }>
+  inboxCount: number
+  dueFlashcards: number
+  insights: Array<{
+    id: string
+    insight: string
+    score: number
+    viewed: boolean
+    note1: { id: string; title: string | null }
+    note2: { id: string; title: string | null }
+    note1Excerpt?: string
+    note2Excerpt?: string
+  }>
+  bridgeSuggestions: Array<{
+    clusterAId: number
+    clusterBId: number
+    clusterAName: string
+    clusterBName: string
+    suggestedTitle: string
+    suggestedContent: string
+    justification: string
+  }>
+  agentSuggestions: Array<{
+    id: string
+    topic: string
+    reason: string
+    clusterId: number | null
+  }>
+}
+
+/** Pistes instantanées à partir du briefing déjà chargé — sans requête lourde. */
+export function buildFastPathsFromBriefing(input: BriefingPathsInput): DashboardPath[] {
+  const paths: DashboardPath[] = []
+  const focus = input.recentNotes[0]
+
+  if (focus) {
+    paths.push({
+      id: `continue-${focus.id}`,
+      type: 'continue',
+      priority: 100,
+      title: focus.title || 'Untitled',
+      description: excerpt(focus.content, 140),
+      actionKey: 'continue',
+      noteId: focus.id,
+      notebookId: focus.notebookId ?? undefined,
+    })
+
+    for (const ins of input.insights
+      .filter(i => i.note1.id === focus.id || i.note2.id === focus.id)
+      .slice(0, 2)) {
+      const other = ins.note1.id === focus.id ? ins.note2 : ins.note1
+      paths.push({
+        id: `connect-${focus.id}-${other.id}`,
+        type: 'connect',
+        priority: 88,
+        title: other.title || 'Untitled',
+        description: ins.insight,
+        actionKey: 'compare',
+        noteId: focus.id,
+        note2Id: other.id,
+        notebookId: focus.notebookId ?? undefined,
+        score: Math.round(ins.score * 100),
+      })
+    }
+  }
+
+  const freshInsight = input.insights.find(i => !i.viewed)
+  if (freshInsight) {
+    paths.push({
+      id: `resurface-${freshInsight.id}`,
+      type: 'resurface',
+      priority: 85,
+      title: `${freshInsight.note1.title || '…'} ↔ ${freshInsight.note2.title || '…'}`,
+      description: freshInsight.insight,
+      actionKey: 'openInsight',
+      insightId: freshInsight.id,
+      noteId: freshInsight.note1.id,
+      note2Id: freshInsight.note2.id,
+      score: Math.round(freshInsight.score * 100),
+    })
+  }
+
+  for (const bridge of input.bridgeSuggestions.slice(0, 2)) {
+    paths.push({
+      id: `bridge-${bridge.clusterAId}-${bridge.clusterBId}`,
+      type: 'bridge',
+      priority: 70,
+      title: bridge.suggestedTitle,
+      description: bridge.justification || bridge.suggestedContent.slice(0, 140),
+      actionKey: 'createBridge',
+      clusterAId: bridge.clusterAId,
+      clusterBId: bridge.clusterBId,
+      notebookId: focus?.notebookId ?? undefined,
+    })
+  }
+
+  for (const agent of input.agentSuggestions.slice(0, 2)) {
+    paths.push({
+      id: `research-${agent.id}`,
+      type: 'research',
+      priority: 65,
+      title: agent.topic,
+      description: agent.reason,
+      actionKey: 'createAgent',
+      agentSuggestionId: agent.id,
+      notebookId: focus?.notebookId ?? undefined,
+    })
+  }
+
+  if (input.inboxCount > 0) {
+    paths.push({
+      id: 'organize-inbox',
+      type: 'organize',
+      priority: 60,
+      title: `${input.inboxCount} notes`,
+      description: 'inbox',
+      actionKey: 'organizeInbox',
+    })
+  }
+
+  if (input.dueFlashcards > 0) {
+    paths.push({
+      id: 'review-flashcards',
+      type: 'review',
+      priority: 55,
+      title: `${input.dueFlashcards}`,
+      description: 'flashcards',
+      actionKey: 'reviewCards',
+    })
+  }
+
+  paths.push({
+    id: 'daily-journal',
+    type: 'daily',
+    priority: 40,
+    title: new Date().toISOString().slice(0, 10),
+    description: 'daily',
+    actionKey: 'openDaily',
+  })
+
+  return paths.sort((a, b) => b.priority - a.priority).slice(0, 8)
+}

memento-note/lib/dashboard/paths.service.ts

@@ -0,0 +1,297 @@
+import 'server-only'
+
+import prisma from '@/lib/prisma'
+import type { DashboardPath } from '@/lib/dashboard/path-types'
+
+export type { DashboardPath, DashboardPathType } from '@/lib/dashboard/path-types'
+
+interface BuildPathsInput {
+  userId: string
+  aiActive: boolean
+  recentNotes: Array<{
+    id: string
+    title: string | null
+    notebookId: string | null
+    updatedAt: Date
+    content: string
+  }>
+  inboxCount: number
+  dueFlashcards: number
+  insights: Array<{
+    id: string
+    insight: string
+    score: number
+    viewed: boolean
+    note1: { id: string; title: string | null }
+    note2: { id: string; title: string | null }
+    note1Excerpt?: string
+    note2Excerpt?: string
+  }>
+  bridgeSuggestions: Array<{
+    clusterAId: number
+    clusterBId: number
+    clusterAName: string
+    clusterBName: string
+    suggestedTitle: string
+    suggestedContent: string
+    justification: string
+  }>
+  agentSuggestions: Array<{
+    id: string
+    topic: string
+    reason: string
+    clusterId: number | null
+  }>
+}
+
+function excerpt(text: string, max = 120): string {
+  const plain = text.replace(/<[^>]+>/g, ' ').replace(/\s+/g, ' ').trim()
+  if (plain.length <= max) return plain
+  return `${plain.slice(0, max)}…`
+}
+
+function jaccardSimilarity(a: string, b: string): number {
+  const tokenize = (s: string) =>
+    new Set(s.toLowerCase().replace(/[^\w\s]/g, '').split(/\s+/).filter(w => w.length > 3))
+  const A = tokenize(a)
+  const B = tokenize(b)
+  if (A.size === 0 || B.size === 0) return 0
+  let intersection = 0
+  A.forEach(w => { if (B.has(w)) intersection++ })
+  return intersection / (A.size + B.size - intersection)
+}
+
+async function findLinkSuggestions(
+  userId: string,
+  sourceNote: { id: string; title: string | null; content: string },
+  limit = 2,
+): Promise<Array<{ noteId: string; noteTitle: string; snippet: string; score: number }>> {
+  const sourcePlain = excerpt(sourceNote.content, 400)
+  const sourceText = `${sourceNote.title || ''} ${sourcePlain}`.toLowerCase()
+
+  const candidates = await prisma.note.findMany({
+    where: { userId, id: { not: sourceNote.id }, isArchived: false, trashedAt: null },
+    select: { id: true, title: true, content: true },
+    take: 12,
+    orderBy: { updatedAt: 'desc' },
+  })
+
+  const scored: Array<{ noteId: string; noteTitle: string; snippet: string; score: number }> = []
+  for (const note of candidates) {
+    const notePlain = excerpt(note.content, 300)
+    const sim = jaccardSimilarity(sourceText, `${note.title || ''} ${notePlain}`)
+    if (sim < 0.06) continue
+    scored.push({
+      noteId: note.id,
+      noteTitle: note.title || '',
+      snippet: notePlain.slice(0, 100),
+      score: Math.round(sim * 100),
+    })
+  }
+
+  return scored.sort((a, b) => b.score - a.score).slice(0, limit)
+}
+
+function pathsFromInsights(
+  focus: BuildPathsInput['recentNotes'][0],
+  insights: BuildPathsInput['insights'],
+  paths: DashboardPath[],
+): void {
+  for (const ins of insights
+    .filter(i => i.note1.id === focus.id || i.note2.id === focus.id)
+    .slice(0, 2)) {
+    const other = ins.note1.id === focus.id ? ins.note2 : ins.note1
+    if (paths.some(p => p.note2Id === other.id && p.type === 'connect')) continue
+    paths.push({
+      id: `connect-${focus.id}-${other.id}`,
+      type: 'connect',
+      priority: 90 - paths.length,
+      title: other.title || 'Untitled',
+      description: ins.insight || ins.note2Excerpt || ins.note1Excerpt || '',
+      actionKey: 'compare',
+      noteId: focus.id,
+      note2Id: other.id,
+      notebookId: focus.notebookId ?? undefined,
+      score: Math.round(ins.score * 100),
+    })
+  }
+}
+
+async function findOpenLoops(userId: string, limit = 3): Promise<Array<{ id: string; title: string | null; notebookId: string | null; daysStale: number }>> {
+  const threeDaysAgo = new Date()
+  threeDaysAgo.setDate(threeDaysAgo.getDate() - 3)
+  const thirtyDaysAgo = new Date()
+  thirtyDaysAgo.setDate(thirtyDaysAgo.getDate() - 30)
+
+  const stale = await prisma.note.findMany({
+    where: {
+      userId,
+      trashedAt: null,
+      isArchived: false,
+      updatedAt: { lt: threeDaysAgo, gte: thirtyDaysAgo },
+      OR: [
+        { notebookId: null },
+        { isPinned: true },
+        { reminder: { not: null }, isReminderDone: false },
+      ],
+    },
+    select: { id: true, title: true, notebookId: true, updatedAt: true },
+    orderBy: { updatedAt: 'desc' },
+    take: limit,
+  })
+
+  const now = Date.now()
+  return stale.map(n => ({
+    id: n.id,
+    title: n.title,
+    notebookId: n.notebookId,
+    daysStale: Math.floor((now - n.updatedAt.getTime()) / (1000 * 60 * 60 * 24)),
+  }))
+}
+
+export async function buildDashboardPaths(input: BuildPathsInput): Promise<DashboardPath[]> {
+  const paths: DashboardPath[] = []
+  const focus = input.recentNotes[0]
+
+  let focusClusterId: number | null = null
+  if (focus) {
+    const member = await prisma.clusterMember.findFirst({
+      where: { userId: input.userId, noteId: focus.id },
+      select: { clusterId: true },
+    })
+    focusClusterId = member?.clusterId ?? null
+
+    paths.push({
+      id: `continue-${focus.id}`,
+      type: 'continue',
+      priority: 100,
+      title: focus.title || 'Untitled',
+      description: excerpt(focus.content, 140),
+      actionKey: 'continue',
+      noteId: focus.id,
+      notebookId: focus.notebookId ?? undefined,
+    })
+
+    pathsFromInsights(focus, input.insights, paths)
+
+    const linkSuggestions = await findLinkSuggestions(input.userId, focus, 2)
+    for (const link of linkSuggestions) {
+      paths.push({
+        id: `add-link-${focus.id}-${link.noteId}`,
+        type: 'add-link',
+        priority: 75,
+        title: link.noteTitle || 'Untitled',
+        description: link.snippet,
+        actionKey: 'addLink',
+        noteId: focus.id,
+        note2Id: link.noteId,
+        notebookId: focus.notebookId ?? undefined,
+        score: link.score,
+      })
+    }
+  }
+
+  const freshInsight = input.insights.find(i => !i.viewed)
+  if (freshInsight) {
+    paths.push({
+      id: `resurface-${freshInsight.id}`,
+      type: 'resurface',
+      priority: 85,
+      title: `${freshInsight.note1.title || '…'} ↔ ${freshInsight.note2.title || '…'}`,
+      description: freshInsight.insight,
+      actionKey: 'openInsight',
+      insightId: freshInsight.id,
+      noteId: freshInsight.note1.id,
+      note2Id: freshInsight.note2.id,
+      score: Math.round(freshInsight.score * 100),
+    })
+  }
+
+  for (const bridge of input.bridgeSuggestions.slice(0, 2)) {
+    const relevant = focusClusterId === null
+      || bridge.clusterAId === focusClusterId
+      || bridge.clusterBId === focusClusterId
+    paths.push({
+      id: `bridge-${bridge.clusterAId}-${bridge.clusterBId}`,
+      type: 'bridge',
+      priority: relevant ? 80 : 55,
+      title: bridge.suggestedTitle,
+      description: bridge.justification || bridge.suggestedContent.slice(0, 140),
+      actionKey: 'createBridge',
+      clusterAId: bridge.clusterAId,
+      clusterBId: bridge.clusterBId,
+      notebookId: focus?.notebookId ?? undefined,
+    })
+  }
+
+  for (const agent of input.agentSuggestions.slice(0, 2)) {
+    const relevant = focusClusterId !== null && agent.clusterId === focusClusterId
+    paths.push({
+      id: `research-${agent.id}`,
+      type: 'research',
+      priority: relevant ? 78 : 50,
+      title: agent.topic,
+      description: agent.reason,
+      actionKey: 'createAgent',
+      agentSuggestionId: agent.id,
+      notebookId: focus?.notebookId ?? undefined,
+    })
+  }
+
+  if (focusClusterId !== null) {
+    const cluster = await prisma.noteCluster.findFirst({
+      where: { userId: input.userId, clusterId: focusClusterId },
+      select: { name: true, noteCount: true },
+    })
+    if (cluster) {
+      paths.push({
+        id: `explore-cluster-${focusClusterId}`,
+        type: 'explore',
+        priority: 60,
+        title: cluster.name || `Cluster ${focusClusterId}`,
+        description: `${cluster.noteCount} notes in this theme`,
+        actionKey: 'exploreTheme',
+        clusterAId: focusClusterId,
+      })
+    }
+  }
+
+  if (input.inboxCount > 0) {
+    paths.push({
+      id: 'organize-inbox',
+      type: 'organize',
+      priority: 70,
+      title: `${input.inboxCount} notes`,
+      description: 'inbox',
+      actionKey: 'organizeInbox',
+    })
+  }
+
+  if (input.dueFlashcards > 0) {
+    paths.push({
+      id: 'review-flashcards',
+      type: 'review',
+      priority: 65,
+      title: `${input.dueFlashcards}`,
+      description: 'flashcards',
+      actionKey: 'reviewCards',
+    })
+  }
+
+  paths.push({
+    id: 'daily-journal',
+    type: 'daily',
+    priority: 40,
+    title: new Date().toISOString().slice(0, 10),
+    description: 'daily',
+    actionKey: 'openDaily',
+  })
+
+  return paths
+    .sort((a, b) => b.priority - a.priority)
+    .slice(0, 8)
+}
+
+export async function buildOpenLoops(userId: string) {
+  return findOpenLoops(userId, 5)
+}