Add Gunicorn support for production in Vosk service and update requirements

vosk/test_files/quick_fix.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+# Quick fix for Flask multiprocessing issue
+echo "🔧 Applying quick fix for Flask multiprocessing issue..."
+
+# Kill any existing Vosk service
+echo "🛑 Stopping any existing Vosk service..."
+pkill -f "python.*app_optimized" || true
+pkill -f "gunicorn.*app_optimized" || true
+
+# Wait a moment
+sleep 2
+
+# Start the service with proper configuration
+echo "🚀 Starting Vosk service with proper configuration..."
+
+cd ../vosk_service
+
+# Use the startup script that handles configuration properly
+python start_service.py &
+VOSK_PID=$!
+
+echo "✅ Vosk service started with PID: $VOSK_PID"
+
+# Wait for service to be ready
+echo "⏳ Waiting for service to be ready..."
+for i in {1..30}; do
+    if curl -s http://localhost:5000/ > /dev/null; then
+        echo "✅ Service is ready!"
+        break
+    fi
+    sleep 1
+done
+
+echo "🎯 Service should now be running without the multiprocessing error!"
+echo "💡 You can now run your optimized processing script."