# # Use official Python base image
# FROM python:3.10-slim

# # Avoid Python buffering
# ENV PYTHONUNBUFFERED=1

# # Set work directory
# WORKDIR /app

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

# # Copy requirements.txt and install
# COPY requirements.txt .
# RUN pip install --upgrade pip && pip install -r requirements.txt

# # Copy project files
# COPY . .

# # Expose port (Hugging Face expects 7860 by default, but Flask usually runs 5000)
# EXPOSE 5000

# # Set environment variable for Flask
# ENV PORT=5000
# ENV FLASK_APP=app.py

# # Run Flask
# CMD ["flask", "run", "--host", "0.0.0.0", "--port", "5000"]

# Use lightweight Python image
FROM python:3.10-slim

# Environment variables
ENV PYTHONUNBUFFERED=1
ENV TF_CPP_MIN_LOG_LEVEL=2

# Set working directory
WORKDIR /app

# Copy and install dependencies first (cache-friendly)
COPY requirements.txt .
RUN pip install --no-cache-dir --upgrade pip \
    && pip install --no-cache-dir -r requirements.txt

# Copy app code
COPY . .

# Render provides PORT automatically — DO NOT hardcode
CMD ["python", "app.py"]