Dockerfile

# Use Python 3.13 slim image as base
FROM python:3.13-slim

# Set working directory
WORKDIR /app

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1

# Install system dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    patch \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for better caching
COPY requirements.txt .

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

# Copy and apply hibachi-xyz compatibility fixes
COPY scripts/fix_hibachi_compatibility.py /tmp/fix_hibachi_compatibility.py
RUN pip show hibachi-xyz && \
    python /tmp/fix_hibachi_compatibility.py docker

# Copy and apply hyperliquid signing patches
COPY diff/hyperliquid_signing.patch /tmp/hyperliquid_signing.patch
RUN pip show hyperliquid && \
    cd $(python -c "import hyperliquid; import os; print(os.path.dirname(hyperliquid.__file__))") && \
    patch -p1 < /tmp/hyperliquid_signing.patch || echo "Patch may have already been applied"

# Copy the application code
COPY . .

# Create a non-root user for security
RUN useradd --create-home --shell /bin/bash app

# Create logs and data directories
RUN mkdir -p logs data

# Create entrypoint script to fix permissions
RUN echo '#!/bin/bash\n\
    # Fix permissions for mounted volumes\n\
    chown -R app:app /app/logs /app/data 2>/dev/null || true\n\
    # Switch to app user and execute the main command\n\
    exec gosu app "$@"' > /entrypoint.sh && \
    chmod +x /entrypoint.sh

# Install gosu for user switching
RUN apt-get update && apt-get install -y gosu && rm -rf /var/lib/apt/lists/*

# Set ownership of the app directory
RUN chown -R app:app /app

# Expose Flask server port
EXPOSE 8001

# # Set default environment variables (these should be overridden in production)
# ENV TRADING_AMOUNT=1.0 \
#     MARKET_NAME="sol-usd" \
#     TIMEZONE="Asia/Kolkata" \
#     CANDLE_INTERVAL="PT1M"

# Health check (optional)
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD python -c "import sys; sys.exit(0)"

# Set entrypoint to fix permissions
ENTRYPOINT ["/entrypoint.sh"]

# Default command to run the app with gunicorn
CMD ["gunicorn", "--bind", "0.0.0.0:8001", "--workers", "1", "--threads", "4", "--worker-class", "sync", "main:application"]