FROM python:3.11-slim

# Install system dependencies
RUN apt-get update && apt-get install -y \
    curl \
    wget \
    gnupg2 \
    software-properties-common \
    apt-transport-https \
    ca-certificates \
    && rm -rf /var/lib/apt/lists/*

# Install kubectl
RUN curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl" \
    && chmod +x kubectl \
    && mv kubectl /usr/local/bin/

# Install Docker CLI
RUN curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg \
    && echo "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/debian bullseye stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null \
    && apt-get update \
    && apt-get install -y docker-ce-cli \
    && rm -rf /var/lib/apt/lists/*

# Install Python dependencies
RUN pip install --no-cache-dir flask requests

# Create app directory
WORKDIR /app

# Copy webhook handler script
COPY webhook-handler.py /app/

# Create manifests directory
RUN mkdir -p /app/manifests

# Expose port
EXPOSE 8080

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=120s --retries=3 \
    CMD curl -f http://localhost:8080/health || exit 1

# Run the application
CMD ["python", "webhook-handler.py"]