FROM python:3.12.8

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV HF_HOME=/app/.huggingface_cache

# Create directories for the Hugging Face cache, VectorDB, models and logs
RUN mkdir -p /app/.huggingface_cache /app/VectorDB /app/models /app/logs 

# Install dependencies including wget for downloading model files
RUN apt-get update && apt-get install -y \
    python3-pip \
    python3-dev \
    libatlas-base-dev \
    wget \
    && pip install --no-cache-dir --upgrade pip

# Download the ONNX model file and voices file (adjust URLs if necessary)
RUN wget -O /app/models/kokoro-v1.0.fp16.onnx https://github.com/thewh1teagle/kokoro-onnx/releases/download/model-files-v1.0/kokoro-v1.0.fp16.onnx \
    && wget -O /app/models/voices-v1.0.bin https://github.com/thewh1teagle/kokoro-onnx/releases/download/model-files-v1.0/voices-v1.0.bin

# Set the working directory in the container
WORKDIR /app

# Copy and install Python dependencies
COPY requirements.txt .
RUN pip install -r requirements.txt

# Copy the current directory contents into the container
COPY . /app/

# Set appropriate permissions for the cache, vectorstore, models and logs directories 
RUN chmod -R 777 /app

# Expose the port the app runs on
EXPOSE 7860

# Run the application
CMD ["python", "app.py"]