FROM python:3.10

WORKDIR /home/user/app

# Install system dependencies (cached layer)
RUN apt-get update && apt-get install -y ffmpeg && rm -rf /var/lib/apt/lists/*

# Copy only requirements first (cached if unchanged)
COPY requirements.txt .

# Install Python dependencies (cached layer)
RUN pip install --no-cache-dir -r requirements.txt

# Copy setup files needed for package install
COPY setup.py pyproject.toml ./

# Copy source code
COPY src ./src

# Install the package in editable mode
RUN pip install --no-cache-dir -e .

# Copy the rest of the application
COPY . .

# Expose Gradio port
EXPOSE 7860

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