FunSpeech/Dockerfile.optimized at main · QuickerOrg/FunSpeech · GitHub

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# Build stage: Install dependencies and build tools
FROM python:3.10-slim AS builder

ENV DEBIAN_FRONTEND=noninteractive \
    PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1

# Install build dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
        build-essential \
        libsox-dev \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Upgrade pip and install build tools
RUN pip install --no-cache-dir --upgrade pip \
    && pip install --no-cache-dir build hatchling

# Pre-install PyTorch CPU wheels to avoid pulling CUDA runtimes
RUN pip install --no-cache-dir \
        --index-url https://download.pytorch.org/whl/cpu \
        torch==2.3.1 \
        torchaudio==2.3.1

# Copy pyproject.toml and README.md for better layer caching
COPY pyproject.toml README.md ./

# Install main project dependencies from pyproject.toml
# Note: pip install . will install dependencies defined in pyproject.toml (including funasr)
RUN pip install --no-cache-dir .

# Runtime stage: Minimal runtime image
FROM python:3.10-slim AS runtime

ENV DEBIAN_FRONTEND=noninteractive \
    PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    HF_HUB_DISABLE_SYMLINKS_WARNING=1 \
    HF_HUB_DISABLE_PROGRESS_BARS=1 \
    PYTHONPATH=/app

# Install only runtime system packages (no build tools)
RUN apt-get update && apt-get install -y --no-install-recommends \
        ffmpeg \
        sox \
        libsndfile1 \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Copy installed Python packages from builder
COPY --from=builder /usr/local/lib/python3.10/site-packages /usr/local/lib/python3.10/site-packages
COPY --from=builder /usr/local/bin /usr/local/bin

# Copy application code
COPY . .

# Create runtime directories with proper permissions
RUN mkdir -p /app/temp /app/data /app/voices /app/logs \
    && chmod +x start.py

EXPOSE 8000

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
    CMD python -c "import requests; requests.get('http://localhost:8000/health', timeout=5)" || exit 1

CMD ["python", "start.py"]