Add web UI for configuration and management

- Flask-based web interface on port 8080
- Dashboard with channel statistics and sync status
- Channel management (add/remove channels via UI)
- Settings page for all configuration options
- Cookie file upload interface
- Real-time log viewer
- Manual sync trigger from web UI
- Updated Dockerfile to include Flask and web assets
- Updated Unraid template with WebUI port
- Updated README with web UI documentation

entrypoint.sh

@@ -12,6 +12,7 @@ echo "Sync Schedule: $SYNC_SCHEDULE"
 echo "Max Quality: ${MAX_QUALITY}p"
 echo "Sleep Interval: ${SLEEP_INTERVAL}s"
 echo "Timezone: $TZ"
+echo "Web UI: http://localhost:8080"
 echo "=========================================="
 
 # Create example channels file if it doesn't exist
@@ -33,6 +34,9 @@ if [ ! -f "$CONFIG_DIR/channels.txt" ]; then
 EOF
 fi
 
+# Create log file
+touch /var/log/youtube-sync.log
+
 # Set up cron job if SYNC_SCHEDULE is provided
 if [ "$SYNC_SCHEDULE" != "manual" ]; then
     echo "[INFO] Setting up cron schedule: $SYNC_SCHEDULE"
@@ -42,15 +46,11 @@ if [ "$SYNC_SCHEDULE" != "manual" ]; then
     crond -f -l 2 &
     CRON_PID=$!
     echo "[INFO] Cron daemon started (PID: $CRON_PID)"
-
-    # Run initial sync
-    echo "[INFO] Running initial sync..."
-    /app/sync.sh || true
-
-    # Keep container running and monitor cron
-    echo "[INFO] Container ready. Watching for scheduled syncs..."
-    wait $CRON_PID
 else
-    echo "[INFO] Manual mode enabled. Running sync once..."
-    /app/sync.sh
+    echo "[INFO] Manual mode enabled. Use Web UI to trigger syncs."
 fi
+
+# Start Flask web UI
+echo "[INFO] Starting web UI on port 8080..."
+cd /app
+exec python3 app.py