feat(insights): fix DBSCAN, Persian embeddings crash, D3 physics layouts, and D3 node not found runtime error

memento-note/app/actions/notes.ts

@@ -7,6 +7,7 @@ import { auth } from '@/auth'
 import { getAIProvider } from '@/lib/ai/factory'
 import { parseNote, getHashColor } from '@/lib/utils'
 import { upsertNoteEmbedding } from '@/lib/embeddings'
+import { embeddingService } from '@/lib/ai/services/embedding.service'
 import { syncNoteLinksForNote } from '@/lib/notes/sync-note-links'
 import { getSystemConfig, getConfigNumber, getConfigBoolean, SEARCH_DEFAULTS } from '@/lib/config'
 import { contextualAutoTagService } from '@/lib/ai/services/contextual-auto-tag.service'
@@ -122,7 +123,7 @@ async function syncLabels(userId: string, noteLabels: string[] = [], notebookId?
 
 /** Sync both Note.labels (JSON) AND labelRelations for a single note.
  *  Also cleans up orphan labels in the same notebook scope. */
-async function syncNoteLabels(noteId: string, labelNames: string[], notebookId: string | null, userId: string) {
+export async function syncNoteLabels(noteId: string, labelNames: string[], notebookId: string | null, userId: string) {
   const uniqueNames = [...new Set(labelNames.map(n => n.trim()).filter(Boolean))]
   const labelRows = await syncLabels(userId, uniqueNames, notebookId)
   const labelIds = labelRows.map(l => l.id)
@@ -444,9 +445,7 @@ export async function createNote(data: {
       // Use setImmediate-like pattern to not block the response
       ; (async () => {
         try {
-          const bgConfig = await getSystemConfig()
-          const provider = getAIProvider(bgConfig)
-          const embedding = await provider.getEmbeddings(content)
+          const { embedding } = await embeddingService.generateNoteEmbedding(data.title, content)
           if (embedding) {
             await upsertNoteEmbedding(noteId, embedding)
           }
@@ -574,10 +573,10 @@ export async function updateNote(id: string, data: {
     if (data.content !== undefined) {
       const noteId = id
       const content = data.content;
+      const title = data.title !== undefined ? data.title : oldNote?.title ?? null;
       (async () => {
         try {
-          const provider = getAIProvider(await getSystemConfig());
-          const embedding = await provider.getEmbeddings(content);
+          const { embedding } = await embeddingService.generateNoteEmbedding(title, content)
           if (embedding) {
             await upsertNoteEmbedding(noteId, embedding);
           }
@@ -928,11 +927,10 @@ export async function syncAllEmbeddings() {
         noteEmbedding: { is: null }
       }
     })
-    const provider = getAIProvider(await getSystemConfig());
     for (const note of notesToSync) {
       if (!note.content) continue;
       try {
-        const embedding = await provider.getEmbeddings(note.content);
+        const { embedding } = await embeddingService.generateNoteEmbedding(note.title, note.content)
         if (embedding) {
           await upsertNoteEmbedding(note.id, embedding)
           updatedCount++;