# Use Python 3.11 slim image for smaller size
FROM python:3.11-slim
# Set working directory
WORKDIR /app
# Install system dependencies for headless browsers and crawl4ai
RUN apt-get update && apt-get install -y \
# Basic tools
wget \
curl \
gnupg \
ca-certificates \
software-properties-common \
# Chrome/Chromium dependencies
libnss3 \
libnspr4 \
libatk-bridge2.0-0 \
libdrm2 \
libxkbcommon0 \
libxcomposite1 \
libxdamage1 \
libxrandr2 \
libgbm1 \
libxss1 \
libasound2 \
# Additional browser dependencies
fonts-liberation \
libappindicator3-1 \
libatk1.0-0 \
libatspi2.0-0 \
libcups2 \
libdbus-1-3 \
libgtk-3-0 \
libx11-6 \
libxext6 \
libxfixes3 \
libxtst6 \
xdg-utils \
# Video and audio codecs for rich content
libavcodec58 \
libavformat58 \
# Webkit specific dependencies
libgtk-4-1 \
libxslt1.1 \
libevent-2.1-7 \
libwebpdemux2 \
libenchant-2-2 \
libsecret-1-0 \
libhyphen0 \
libgles2 \
# Gstreamer for multimedia support
gstreamer1.0-plugins-base \
gstreamer1.0-plugins-good \
# Process management
procps \
&& rm -rf /var/lib/apt/lists/*
# Install Google Chrome for additional headless browser option
RUN wget -q -O - https://dl.google.com/linux/linux_signing_key.pub | apt-key add - \
&& echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" > /etc/apt/sources.list.d/google-chrome.list \
&& apt-get update \
&& apt-get install -y google-chrome-stable \
&& rm -rf /var/lib/apt/lists/*
# Copy requirements first for better Docker layer caching
COPY requirements.txt .
# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt
# Install playwright browsers (chromium, firefox, webkit)
RUN playwright install chromium firefox webkit
# Set up browser environment variables for headless operation
ENV DISPLAY=:99
ENV CHROME_BIN=/usr/bin/google-chrome
ENV CHROMIUM_BIN=/usr/bin/chromium-browser
ENV PLAYWRIGHT_BROWSERS_PATH=/ms-playwright
# Configure headless browser settings for optimal performance
ENV CHROME_FLAGS="--no-sandbox --disable-dev-shm-usage --disable-gpu --disable-extensions --disable-default-apps --disable-translate --disable-device-discovery-notifications --disable-software-rasterizer --disable-background-timer-throttling --disable-backgrounding-occluded-windows --disable-renderer-backgrounding --disable-features=TranslateUI --disable-ipc-flooding-protection --disable-hang-monitor --disable-prompt-on-repost --no-first-run --no-default-browser-check --disable-logging --disable-permission-action-reporting"
# Copy the application code
COPY crawl4ai_mcp/ ./crawl4ai_mcp/
# Create non-root user for security
RUN useradd --create-home --shell /bin/bash app && chown -R app:app /app
USER app
# Set additional runtime environment variables for browser optimization
ENV PYTHONUNBUFFERED=1
ENV CRAWL4AI_BROWSER_TYPE=chromium
ENV CRAWL4AI_HEADLESS=true
# Expose port for HTTP mode (optional)
EXPOSE 8000
# Default command runs the MCP server
CMD ["python", "-m", "crawl4ai_mcp.server"]
