feat: add slides generation tool with multiple slide types

- Add slides.tool.ts with support for title, bullets, chart, stats, table, cards, timeline, quote, comparison, equation, image, summary slide types
- Chart types: bar, horizontal-bar, line, donut, radar
- Integrate with agent executor and canvas system
- Add multilingual support (en/fr)
- Various UI improvements and bug fixes

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

memento-note/app/api/brainstorm/[sessionId]/expand/route.ts

@@ -95,6 +95,16 @@ async function getParentContext(
   return { notes, noteIds }
 }
 
+function localeToLanguageName(locale?: string): string {
+  const map: Record<string, string> = {
+    en: 'English', fr: 'French', es: 'Spanish', de: 'German',
+    it: 'Italian', pt: 'Portuguese', nl: 'Dutch', ru: 'Russian',
+    zh: 'Chinese', ja: 'Japanese', ko: 'Korean', ar: 'Arabic',
+    fa: 'Farsi', hi: 'Hindi', pl: 'Polish',
+  }
+  return map[locale ?? ''] ?? 'English'
+}
+
 function buildExpandPromptV2(
   parentTitle: string,
   parentDesc: string,
@@ -157,7 +167,7 @@ RESPOND ONLY with a valid JSON array of 9 objects:
 
   CRITICAL: Each idea MUST have at least 1 noteRef when notes are provided.
 
-LANGUAGE: You MUST write ALL titles, descriptions, connectionToSeed, and explanation fields in ${locale === 'fr' ? 'French' : locale === 'es' ? 'Spanish' : locale === 'de' ? 'German' : locale === 'it' ? 'Italian' : locale === 'pt' ? 'Portuguese' : locale === 'nl' ? 'Dutch' : locale === 'ru' ? 'Russian' : locale === 'zh' ? 'Chinese' : locale === 'ja' ? 'Japanese' : locale === 'ko' ? 'Korean' : locale === 'ar' ? 'Arabic' : locale === 'fa' ? 'Farsi' : locale === 'hi' ? 'Hindi' : locale === 'pl' ? 'Polish' : 'the same language as the seed idea'}.`
+LANGUAGE: You MUST write ALL titles, descriptions, connectionToSeed, and explanation fields in ${localeToLanguageName(locale)}.`
 }
 
 export async function POST(

memento-note/app/api/brainstorm/[sessionId]/route.ts

@@ -161,6 +161,7 @@ export async function PATCH(
     const updates: Record<string, any> = {}
     if (typeof body.isPublic === 'boolean') updates.isPublic = body.isPublic
     if (typeof body.guestCanEdit === 'boolean') updates.guestCanEdit = body.guestCanEdit
+    if (typeof body.seedIdea === 'string' && body.seedIdea.trim()) updates.seedIdea = body.seedIdea.trim()
 
     if (Object.keys(updates).length === 0) {
       return NextResponse.json({ error: 'No valid fields to update' }, { status: 400 })

memento-note/app/api/brainstorm/[sessionId]/star/route.ts

@@ -0,0 +1,63 @@
+import { NextRequest, NextResponse } from 'next/server'
+import prisma from '@/lib/prisma'
+import { auth } from '@/auth'
+import { z } from 'zod'
+import { verifyParticipant } from '@/lib/brainstorm-collab'
+import { emitToSession } from '@/lib/socket-emit'
+
+const starSchema = z.object({
+  ideaId: z.string().min(1),
+})
+
+export async function POST(
+  request: NextRequest,
+  { params }: { params: Promise<{ sessionId: string }> }
+) {
+  const session = await auth()
+  if (!session?.user?.id) {
+    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
+  }
+
+  try {
+    const { sessionId } = await params
+    const body = await request.json()
+    const { ideaId } = starSchema.parse(body)
+
+    const brainstormSession = await prisma.brainstormSession.findFirst({
+      where: { id: sessionId },
+    })
+
+    if (!brainstormSession) {
+      return NextResponse.json({ error: 'Session not found' }, { status: 404 })
+    }
+
+    const { isParticipant } = await verifyParticipant(sessionId, session.user.id, 'editor')
+    if (!isParticipant) {
+      return NextResponse.json({ error: 'No edit permission' }, { status: 403 })
+    }
+
+    const idea = await prisma.brainstormIdea.findFirst({
+      where: { id: ideaId, sessionId },
+    })
+
+    if (!idea) {
+      return NextResponse.json({ error: 'Idea not found' }, { status: 404 })
+    }
+
+    const updated = await prisma.brainstormIdea.update({
+      where: { id: ideaId },
+      data: { isStarred: !idea.isStarred },
+    })
+
+    await emitToSession(sessionId, 'idea:starred', {
+      ideaId,
+      isStarred: updated.isStarred,
+      userId: session.user.id,
+    })
+
+    return NextResponse.json({ success: true, data: { ideaId, isStarred: updated.isStarred } })
+  } catch (error) {
+    console.error('Error starring idea:', error)
+    return NextResponse.json({ error: 'Failed to star idea' }, { status: 500 })
+  }
+}

memento-note/app/api/brainstorm/[sessionId]/summarize/route.ts

@@ -0,0 +1,94 @@
+import { NextRequest, NextResponse } from 'next/server'
+import prisma from '@/lib/prisma'
+import { auth } from '@/auth'
+import { runLaneWithBillingUser } from '@/lib/ai/provider-for-user'
+import { getSystemConfig } from '@/lib/config'
+import { verifyParticipant } from '@/lib/brainstorm-collab'
+
+function localeToLanguageName(locale?: string): string {
+  const map: Record<string, string> = {
+    en: 'English', fr: 'French', es: 'Spanish', de: 'German',
+    it: 'Italian', pt: 'Portuguese', nl: 'Dutch', ru: 'Russian',
+    zh: 'Chinese', ja: 'Japanese', ko: 'Korean', ar: 'Arabic',
+    fa: 'Farsi', hi: 'Hindi', pl: 'Polish',
+  }
+  return map[locale ?? ''] ?? 'English'
+}
+
+export async function POST(
+  request: NextRequest,
+  { params }: { params: Promise<{ sessionId: string }> }
+) {
+  const session = await auth()
+  if (!session?.user?.id) {
+    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
+  }
+
+  try {
+    const { sessionId } = await params
+    const body = await request.json().catch(() => ({}))
+    const locale: string = body.locale || 'en'
+
+    const brainstormSession = await prisma.brainstormSession.findFirst({
+      where: { id: sessionId },
+      include: {
+        ideas: {
+          where: { status: { not: 'dismissed' } },
+          orderBy: [{ waveNumber: 'asc' }, { createdAt: 'asc' }],
+        },
+      },
+    })
+
+    if (!brainstormSession) {
+      return NextResponse.json({ error: 'Session not found' }, { status: 404 })
+    }
+
+    const { isParticipant } = await verifyParticipant(sessionId, session.user.id, 'viewer')
+    if (!isParticipant) {
+      return NextResponse.json({ error: 'Unauthorized' }, { status: 403 })
+    }
+
+    const ideas = brainstormSession.ideas
+    if (ideas.length === 0) {
+      return NextResponse.json({ error: 'No ideas to summarize' }, { status: 400 })
+    }
+
+    const ideasText = ideas
+      .map((idea, i) => `${i + 1}. [Wave ${idea.waveNumber}] ${idea.title}: ${idea.description}`)
+      .join('\n')
+
+    const starredIdeas = ideas.filter(i => i.isStarred)
+    const starredText = starredIdeas.length > 0
+      ? `\nStarred/favorite ideas: ${starredIdeas.map(i => i.title).join(', ')}`
+      : ''
+
+    const language = localeToLanguageName(locale)
+
+    const prompt = `You are summarizing a brainstorming session. Respond in ${language}.
+
+Seed idea: "${brainstormSession.seedIdea}"
+
+Ideas generated (${ideas.length} total):
+${ideasText}${starredText}
+
+Write a concise synthesis (4-6 sentences) that:
+1. Captures the main themes and directions explored
+2. Highlights the most promising ideas or clusters
+3. Suggests a concrete next step
+
+Be direct and action-oriented. No bullet points, just flowing prose.`
+
+    const config = await getSystemConfig()
+    const { result: summary } = await runLaneWithBillingUser(
+      'tags',
+      config,
+      session.user.id,
+      (provider) => provider.generateText(prompt),
+    )
+
+    return NextResponse.json({ success: true, data: { summary: summary.trim() } })
+  } catch (error) {
+    console.error('Error summarizing brainstorm:', error)
+    return NextResponse.json({ error: 'Failed to summarize' }, { status: 500 })
+  }
+}

memento-note/app/api/brainstorm/route.ts

@@ -109,6 +109,16 @@ Respond ONLY with a valid JSON array of objects:
   }
 }
 
+function localeToLanguageName(locale?: string): string {
+  const map: Record<string, string> = {
+    en: 'English', fr: 'French', es: 'Spanish', de: 'German',
+    it: 'Italian', pt: 'Portuguese', nl: 'Dutch', ru: 'Russian',
+    zh: 'Chinese', ja: 'Japanese', ko: 'Korean', ar: 'Arabic',
+    fa: 'Farsi', hi: 'Hindi', pl: 'Polish',
+  }
+  return map[locale ?? ''] ?? 'English'
+}
+
 function buildPromptV2(seedIdea: string, classifiedNotes: ClassifiedNote[], locale?: string): string {
   const supportNotes = classifiedNotes.filter(n => n.category === 'SUPPORT')
   const tensionNotes = classifiedNotes.filter(n => n.category === 'TENSION')
@@ -168,7 +178,7 @@ RESPOND ONLY with a valid JSON array of 9 objects:
 
   CRITICAL: Each idea MUST have at least 1 noteRef. Only use null noteId if genuinely no note connects to that idea.
 
-LANGUAGE: You MUST write ALL titles, descriptions, connectionToSeed, and explanation fields in ${locale === 'fr' ? 'French' : locale === 'es' ? 'Spanish' : locale === 'de' ? 'German' : locale === 'it' ? 'Italian' : locale === 'pt' ? 'Portuguese' : locale === 'nl' ? 'Dutch' : locale === 'ru' ? 'Russian' : locale === 'zh' ? 'Chinese' : locale === 'ja' ? 'Japanese' : locale === 'ko' ? 'Korean' : locale === 'ar' ? 'Arabic' : locale === 'fa' ? 'Farsi' : locale === 'hi' ? 'Hindi' : locale === 'pl' ? 'Polish' : 'the same language as the seed idea'}.`
+LANGUAGE: You MUST write ALL titles, descriptions, connectionToSeed, and explanation fields in ${localeToLanguageName(locale)}.`
 }
 
 function buildFallbackIdeas(classifiedNotes: ClassifiedNote[]): any[] {