# Base image
FROM python:3.10-slim

# Prevent Python from writing pyc files & buffering stdout
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

# Set working directory
WORKDIR /app

# Install system dependencies (important for some Python libs)
RUN apt-get update && apt-get install -y \
    build-essential \
    git \
    && rm -rf /var/lib/apt/lists/*

# Copy dependency file first (better caching)
COPY requirements.txt /app/

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

# Copy the rest of the project
COPY . /app

# Expose port for FastAPI
EXPOSE 7860

# Start FastAPI with Uvicorn
# (replace main:app with the actual filename:FastAPI instance)
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]