fix: wrong title suggestion API URL (404) + per-note history check

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

memento-note/app/actions/title-suggestions.ts

@@ -4,7 +4,7 @@ import { auth } from '@/auth'
 import { titleSuggestionService } from '@/lib/ai/services/title-suggestion.service'
 import { prisma } from '@/lib/prisma'
 import { revalidatePath } from 'next/cache'
-import { createNoteHistorySnapshot, isNoteHistoryEnabledForUser } from '@/lib/note-history'
+import { createNoteHistorySnapshot } from '@/lib/note-history'
 
 export interface GenerateTitlesResponse {
   suggestions: Array<{
@@ -84,8 +84,11 @@ export async function applyTitleSuggestion(
     })
 
     try {
-      const historyEnabled = await isNoteHistoryEnabledForUser(session.user.id)
-      if (historyEnabled) {
+      const note = await prisma.note.findUnique({
+        where: { id: noteId, userId: session.user.id },
+        select: { historyEnabled: true },
+      })
+      if (note?.historyEnabled) {
         await createNoteHistorySnapshot({
           noteId,
           userId: session.user.id,

memento-note/components/note-inline-editor.tsx

@@ -676,7 +676,7 @@ export function NoteInlineEditor({
                 e.preventDefault()
                 setIsProcessingAI(true)
                 try {
-                  const res = await fetch('/api/ai/suggest-title', {
+                  const res = await fetch('/api/ai/title-suggestions', {
                     method: 'POST',
                     headers: { 'Content-Type': 'application/json' },
                     body: JSON.stringify({ content }),