FROM python:3.11-slim

# Install system dependencies
RUN apt-get update && apt-get install -y \
    ffmpeg \
    git \
    build-essential \
    cmake \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Create working directory
WORKDIR /app

# Copy Python dependencies
COPY requirements.txt .

# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Copy server
COPY server.py .

# Clone whisper.cpp
RUN git clone https://github.com/ggerganov/whisper.cpp.git

# Build whisper.cpp
RUN cmake -S whisper.cpp -B whisper.cpp/build \
    && cmake --build whisper.cpp/build --config Release

# Download model
RUN bash whisper.cpp/models/download-ggml-model.sh small

# Environment variables for server.py
ENV WHISPER_BIN=/app/whisper.cpp/build/bin/whisper-cli
ENV MODEL_PATH=/app/whisper.cpp/models/ggml-small.bin

# Expose API port
EXPOSE 5005

# Run with gunicorn
CMD ["gunicorn", "-w", "2", "-b", "0.0.0.0:5005", "server:app"]