Disable deep linking to fix mobile browser video chat

Mobile users were being redirected to a "download the app" page instead
of loading the web conference. Setting disableDeepLinking=true keeps
mobile browsers in the web UI. Also added mobile codec preference order.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

config/web/custom-config.js

@@ -0,0 +1,99 @@
+// Jeffsi Meet Custom Config - High Quality Video Settings
+// This file is appended to config.js to override default settings
+
+// Higher bitrate limits for better video quality
+config.videoQuality.vp9 = {
+    maxBitratesVideo: {
+        low: 200000,
+        standard: 700000,
+        high: 2500000
+    },
+    scalabilityModeEnabled: true
+};
+
+config.videoQuality.vp8 = {
+    maxBitratesVideo: {
+        low: 200000,
+        standard: 500000,
+        high: 2000000
+    }
+};
+
+config.videoQuality.h264 = {
+    maxBitratesVideo: {
+        low: 200000,
+        standard: 500000,
+        high: 2000000
+    }
+};
+
+// Quality level thresholds
+config.videoQuality.minHeightForQualityLvl = {
+    180: 'low',
+    360: 'standard',
+    720: 'high'
+};
+
+// Higher resolution constraints
+config.constraints = {
+    video: {
+        height: { ideal: 720, max: 1080, min: 180 },
+        width: { ideal: 1280, max: 1920, min: 320 },
+        frameRate: { ideal: 30, max: 30, min: 15 }
+    }
+};
+
+// STUN + TURN servers for NAT traversal (critical for mobile)
+config.p2p.stunServers = [
+    { urls: 'stun:159.195.32.209:3478' },
+    { urls: 'stun:stun.l.google.com:19302' },
+    { urls: 'stun:stun1.l.google.com:19302' }
+];
+
+// P2P ICE transport policy - use 'all' to allow both relay and direct
+config.p2p.iceTransportPolicy = 'all';
+
+// TURN servers for P2P (relay fallback for symmetric NAT / mobile)
+config.p2p.iceServers = [
+    {
+        urls: ['turn:159.195.32.209:3478?transport=udp', 'turn:159.195.32.209:3478?transport=tcp'],
+        username: 'turnuser',
+        credential: 'jeffsi-turn-secret-2025'
+    }
+];
+
+// Increase last N (max participants with video showing)
+config.channelLastN = 25;
+
+// Enable layer suspension for bandwidth adaptation
+config.enableLayerSuspension = true;
+
+// Start in tile/gallery view by default (show all participants)
+config.startInTileView = true;
+
+// Disable auto-pinning of screen shares and dominant speaker
+config.disableSelfView = false;
+config.disableSelfViewSettings = false;
+
+// Enable "End meeting for all" button
+config.disableRemoteMute = false;
+config.remoteVideoMenu = {
+    disableKick: false,
+    disableGrantModerator: false
+};
+
+// Security UI options
+config.securityUi = {
+    disableLobbyPassword: false,
+    hideLobbyButton: false
+};
+
+// Enable close page after meeting ends
+config.enableClosePage = true;
+
+// Disable deep linking - keep mobile users in the web browser
+// instead of redirecting to the native Jitsi Meet app
+config.disableDeepLinking = true;
+
+// Mobile-friendly: prefer VP8 (better hardware decode support on mobile)
+config.videoQuality.mobileCodecPreferenceOrder = ["VP8", "H264", "VP9", "AV1"];