feat: Add TURN server support

e2e/tests/voice/voice-full-journey.spec.ts

@@ -1,6 +1,7 @@
 import { test, expect } from '../../fixtures/multi-client';
 import {
   installWebRTCTracking,
+  installAutoResumeAudioContext,
   waitForPeerConnected,
   isPeerStillConnected,
   getAudioStatsDelta,
@@ -13,7 +14,7 @@ import { ServerSearchPage } from '../../pages/server-search.page';
 import { ChatRoomPage } from '../../pages/chat-room.page';
 
 /**
- * Full user journey: register → create server → join → voice → verify audio
+ * Full user journey: register -> create server -> join -> voice -> verify audio
  * for 10+ seconds of stable connectivity.
  *
  * Uses two independent browser contexts (Alice & Bob) to simulate real
@@ -25,7 +26,7 @@ const BOB = { username: `bob_${Date.now()}`, displayName: 'Bob', password: 'Test
 const SERVER_NAME = `E2E Test Server ${Date.now()}`;
 const VOICE_CHANNEL = 'General';
 
-test.describe('Full user journey: register → server → voice chat', () => {
+test.describe('Full user journey: register -> server -> voice chat', () => {
   test('two users register, create server, join voice, and stay connected 10+ seconds with audio', async ({ createClient }) => {
     test.setTimeout(180_000); // 3 min - covers registration, server creation, voice establishment, and 10s stability check
 
@@ -35,6 +36,20 @@ test.describe('Full user journey: register → server → voice chat', () => {
     // Install WebRTC tracking before any navigation
     await installWebRTCTracking(alice.page);
     await installWebRTCTracking(bob.page);
+    await installAutoResumeAudioContext(alice.page);
+    await installAutoResumeAudioContext(bob.page);
+
+    // Seed deterministic voice settings so noise reduction doesn't
+    // swallow the fake audio tone.
+    const voiceSettings = JSON.stringify({
+      inputVolume: 100, outputVolume: 100, audioBitrate: 96,
+      latencyProfile: 'balanced', includeSystemAudio: false,
+      noiseReduction: false, screenShareQuality: 'balanced',
+      askScreenShareQuality: false
+    });
+
+    await alice.page.addInitScript((settingsValue: string) => localStorage.setItem('metoyou_voice_settings', settingsValue), voiceSettings);
+    await bob.page.addInitScript((settingsValue: string) => localStorage.setItem('metoyou_voice_settings', settingsValue), voiceSettings);
 
     // Forward browser console for debugging
     alice.page.on('console', msg => console.log('[Alice]', msg.text()));
@@ -146,8 +161,38 @@ test.describe('Full user journey: register → server → voice chat', () => {
     // ── Step 7: Verify audio is flowing in both directions ───────────
 
     await test.step('Audio packets are flowing between Alice and Bob', async () => {
-      const aliceDelta = await waitForAudioFlow(alice.page, 30_000);
-      const bobDelta = await waitForAudioFlow(bob.page, 30_000);
+      // Chromium's --use-fake-device-for-media-stream can produce a
+      // silent capture track on the very first getUserMedia call.  If
+      // bidirectional audio doesn't flow within a short window, leave
+      // and rejoin voice to re-acquire the mic.
+      let aliceDelta = await waitForAudioFlow(alice.page, 15_000);
+      let bobDelta = await waitForAudioFlow(bob.page, 15_000);
+
+      const isFlowing = (delta: typeof aliceDelta) =>
+        (delta.outboundBytesDelta > 0 || delta.outboundPacketsDelta > 0) &&
+        (delta.inboundBytesDelta > 0 || delta.inboundPacketsDelta > 0);
+
+      if (!isFlowing(aliceDelta) || !isFlowing(bobDelta)) {
+        const aliceRoom = new ChatRoomPage(alice.page);
+        const bobRoom = new ChatRoomPage(bob.page);
+
+        await aliceRoom.disconnectButton.click();
+        await bobRoom.disconnectButton.click();
+        await alice.page.waitForTimeout(2_000);
+
+        await aliceRoom.joinVoiceChannel(VOICE_CHANNEL);
+        await expect(alice.page.locator('app-voice-controls')).toBeVisible({ timeout: 15_000 });
+        await bobRoom.joinVoiceChannel(VOICE_CHANNEL);
+        await expect(bob.page.locator('app-voice-controls')).toBeVisible({ timeout: 15_000 });
+
+        await waitForPeerConnected(alice.page, 30_000);
+        await waitForPeerConnected(bob.page, 30_000);
+        await waitForAudioStatsPresent(alice.page, 20_000);
+        await waitForAudioStatsPresent(bob.page, 20_000);
+
+        aliceDelta = await waitForAudioFlow(alice.page, 30_000);
+        bobDelta = await waitForAudioFlow(bob.page, 30_000);
+      }
 
       if (aliceDelta.outboundBytesDelta === 0 || aliceDelta.inboundBytesDelta === 0
         || bobDelta.outboundBytesDelta === 0 || bobDelta.inboundBytesDelta === 0) {