Stabilize live speaker labels

CHANGELOG.md

@@ -4,6 +4,12 @@ All notable changes to Ulpaso will be documented in this file. The format follow
 
 ## [Unreleased]
 
+## [0.5.4] - 2026-08-15
+
+### Fixed
+
+- Keep provisional streaming diarization from showing third or fourth speaker labels before the bounded final pass verifies the real speaker count.
+
 ## [0.5.3] - 2026-08-15
 
 ### Fixed

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ulpaso",
-  "version": "0.5.3",
+  "version": "0.5.4",
   "private": true,
   "description": "A local Markdown editor with on-device meeting transcription for macOS",
   "license": "MIT",

src-tauri/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ulpaso"
-version = "0.5.3"
+version = "0.5.4"
 description = "A quiet, focused Markdown editor"
 authors = ["Ulpaso contributors"]
 edition = "2021"

src-tauri/tauri.conf.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://schema.tauri.app/config/2",
   "productName": "Ulpaso",
-  "version": "0.5.3",
+  "version": "0.5.4",
   "identifier": "app.ulpaso.editor",
   "build": {
     "beforeDevCommand": "pnpm dev",

src/editor/KukuEditor.meeting.test.tsx

@@ -246,6 +246,11 @@ describe("KukuEditor meeting integration", () => {
     handle!.updateMeeting("session-over-split", "첫 발언 임시 둘", "", 2);
     handle!.updateMeeting("session-over-split", "첫 발언 임시 둘 상대방", "", 3);
     handle!.updateMeeting("session-over-split", "첫 발언 임시 둘 상대방 임시 넷", "", 4);
+
+    const liveMarkdown = handle!.getMarkdown();
+    expect(liveMarkdown).not.toContain("**Speaker 3**");
+    expect(liveMarkdown).not.toContain("**Speaker 4**");
+
     handle!.finalizeMeeting("session-over-split", [
       { speaker: 1, text: "첫 발언 임시 둘" },
       { speaker: 2, text: "상대방 임시 넷" },

src/editor/KukuEditor.tsx

@@ -80,6 +80,7 @@ interface ActiveMeetingDocument {
   title: string;
   lastStableText: string;
   segments: MeetingTranscriptSegment[];
+  provisionalSpeakers: Map<number, number>;
 }
 
 let markdownInitialized = false;
@@ -201,6 +202,20 @@ export default function KukuEditor(props: KukuEditorProps) {
     return createMeetingDocumentNodes(title, segments).map((node) => schema.nodeFromJSON(node));
   }
 
+  function provisionalMeetingSpeaker(
+    meeting: ActiveMeetingDocument,
+    speakerId: number | undefined,
+  ): number | null {
+    const previous = meeting.segments.at(-1)?.speaker ?? null;
+    if (speakerId == null) return previous;
+    const existing = meeting.provisionalSpeakers.get(speakerId);
+    if (existing != null) return existing;
+    if (meeting.provisionalSpeakers.size >= 2) return previous;
+    const provisional = meeting.provisionalSpeakers.size + 1;
+    meeting.provisionalSpeakers.set(speakerId, provisional);
+    return provisional;
+  }
+
   function replaceMeetingContent(
     meeting: ActiveMeetingDocument,
     segments: MeetingTranscriptSegment[],
@@ -426,7 +441,13 @@ export default function KukuEditor(props: KukuEditorProps) {
       const topLevel = $from.depth >= 1 ? $from.node(1) : null;
       const from = topLevel && !topLevel.textContent.trim() ? $from.before(1) : $from.depth >= 1 ? $from.after(1) : state.selection.to;
       const to = topLevel && !topLevel.textContent.trim() ? from + topLevel.nodeSize : from;
-      activeMeeting = { id: sessionId, title, lastStableText: "", segments: [] };
+      activeMeeting = {
+        id: sessionId,
+        title,
+        lastStableText: "",
+        segments: [],
+        provisionalSpeakers: new Map(),
+      };
       followMeetingTail = true;
       const nodes = meetingNodes(title, []);
       const fragment = Fragment.fromArray(nodes);
@@ -443,12 +464,12 @@ export default function KukuEditor(props: KukuEditorProps) {
       let updatedIncrementally = false;
       let needsFullReplacement = false;
       const isFirstStableText = !meeting.lastStableText;
+      const normalizedSpeaker = provisionalMeetingSpeaker(meeting, speakerId);
       if (stableText !== meeting.lastStableText) {
         if (stableText.startsWith(meeting.lastStableText)) {
           const delta = stableText.slice(meeting.lastStableText.length).trim();
           if (delta) {
             const previous = meeting.segments.at(-1);
-            const normalizedSpeaker = speakerId ?? previous?.speaker ?? null;
             if (previous && previous.speaker === normalizedSpeaker) {
               const separator = previous.text ? " " : "";
               previous.text = `${previous.text}${separator}${delta}`;
@@ -465,7 +486,7 @@ export default function KukuEditor(props: KukuEditorProps) {
           meeting.segments = reconcileMeetingTranscriptSegments(
             meeting.segments,
             stableText,
-            speakerId,
+            normalizedSpeaker ?? undefined,
           );
           needsFullReplacement = true;
         }