Update Dockerfile

Dockerfile

@@ -1,7 +1,8 @@
 FROM python:3.10-slim
-RUN apt-get update && apt-get install -y espeak-ng libsndfile1 ffmpeg
+RUN apt-get update && apt-get install -y espeak-ng libsndfile1 ffmpeg && rm -rf /var/lib/apt/lists/*
 WORKDIR /app
-RUN pip install --no-cache-dir fastapi uvicorn transformers torch accelerate kokoro>=0.9.2 soundfile numpy
+# Installing all dependencies needed for WebSocket and ML processing
+RUN pip install --no-cache-dir fastapi uvicorn[standard] transformers torch accelerate kokoro>=0.9.2 soundfile numpy websockets
 COPY . .
 EXPOSE 7860
 CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]