# Use an official Python runtime as a parent image
FROM python:3.11-slim

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    DEBIAN_FRONTEND=noninteractive \
    TZ=Asia/Kolkata

# Set work directory
WORKDIR /app

# Install system dependencies (needed for building some python packages and timezone)
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    tzdata \
    libgomp1 \
    && ln -fs /usr/share/zoneinfo/$TZ /etc/localtime && dpkg-reconfigure -f noninteractive tzdata \
    && rm -rf /var/lib/apt/lists/*

# Install Python dependencies
COPY requirements.txt /app/
# Standard pip install torch will fetch the aarch64 (ARM) CPU wheel automatically
RUN pip install --no-cache-dir -r requirements.txt

# Copy the project files
COPY . /app/

# Expose the dashboard port
EXPOSE 5000

# Command to run the application
CMD ["python", "main.py"]