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+# LandPPT Docker Image
+# Multi-stage build for minimal image size
+
+# Build stage
+FROM python:3.11-slim AS builder
+
+# Set environment variables for build
+ENV PYTHONUNBUFFERED=1 \
+    PYTHONDONTWRITEBYTECODE=1 \
+    PIP_NO_CACHE_DIR=1 \
+    PIP_DISABLE_PIP_VERSION_CHECK=1 \
+    UV_PROJECT_ENVIRONMENT=/opt/venv
+
+# Install build dependencies
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+    build-essential \
+    curl \
+    git \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install uv for faster dependency management
+RUN pip install --no-cache-dir uv
+
+# Set work directory and copy dependency files
+WORKDIR /app
+COPY pyproject.toml uv.lock* README.md ./
+COPY src/ ./src/
+
+# Install Python dependencies using uv
+# uv sync will create venv at UV_PROJECT_ENVIRONMENT and install all dependencies
+RUN uv sync && \
+    uv pip install apryse-sdk>=11.5.0 --extra-index-url=https://pypi.apryse.com && \
+    # Verify key packages are installed
+    /opt/venv/bin/python -c "import uvicorn; import playwright; import fastapi" && \
+    # Clean up build artifacts
+    find /opt/venv -name "*.pyc" -delete && \
+    find /opt/venv -name "__pycache__" -type d -exec rm -rf {} + 2>/dev/null || true
+
+# Production stage
+FROM python:3.11-slim AS production
+
+# Set environment variables
+ENV PYTHONUNBUFFERED=1 \
+    PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONPATH=/app/src:/opt/venv/lib/python3.11/site-packages \
+    PATH=/opt/venv/bin:$PATH \
+    PLAYWRIGHT_BROWSERS_PATH=/root/.cache/ms-playwright \
+    HOME=/root \
+    VIRTUAL_ENV=/opt/venv
+
+# Install essential runtime dependencies and wkhtmltopdf
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+    poppler-utils \
+    libmagic1 \
+    ca-certificates \
+    curl \
+    wget \
+    chromium \
+    libgomp1 \
+    fonts-liberation \
+    fonts-noto-cjk \
+    fontconfig \
+    netcat-openbsd \
+    xfonts-75dpi \
+    xfonts-base \
+    libjpeg62-turbo \
+    libxrender1 \
+    libfontconfig1 \
+    libx11-6 \
+    libxext6 \
+    && \
+    # Download and install wkhtmltopdf from official releases
+    WKHTMLTOPDF_VERSION="0.12.6.1-3" && \
+    wget -q "https://github.com/wkhtmltopdf/packaging/releases/download/${WKHTMLTOPDF_VERSION}/wkhtmltox_${WKHTMLTOPDF_VERSION}.bookworm_amd64.deb" -O /tmp/wkhtmltox.deb && \
+    dpkg -i /tmp/wkhtmltox.deb || apt-get install -f -y && \
+    rm /tmp/wkhtmltox.deb && \
+    fc-cache -fv && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* /root/.cache
+
+# Create non-root user (for compatibility, but run as root)
+RUN groupadd -r landppt && \
+    useradd -r -g landppt -m -d /home/landppt landppt && \
+    mkdir -p /home/landppt/.cache/ms-playwright /root/.cache/ms-playwright
+
+# Copy Python packages from builder
+COPY --from=builder /opt/venv /opt/venv
+
+# Install Playwright browsers (chromium) - package already installed in builder stage
+RUN python -m playwright install chromium && \
+    chown -R landppt:landppt /home/landppt && \
+    rm -rf /tmp/* /var/tmp/*
+
+# Set work directory
+WORKDIR /app
+
+# Copy application code (minimize layers)
+COPY run.py ./
+COPY src/ ./src/
+COPY template_examples/ ./template_examples/
+COPY docker-healthcheck.sh docker-entrypoint.sh ./
+COPY .env.example ./.env
+
+# Create directories and set permissions in one layer
+RUN chmod +x docker-healthcheck.sh docker-entrypoint.sh && \
+    mkdir -p temp/ai_responses_cache temp/style_genes_cache temp/summeryanyfile_cache temp/templates_cache \
+             research_reports lib/Linux lib/MacOS lib/Windows uploads data && \
+    chown -R landppt:landppt /app /home/landppt && \
+    chmod -R 755 /app /home/landppt && \
+    chmod 666 /app/.env
+
+# Keep landppt user but run as root to handle file permissions
+# USER landppt
+
+# Expose port
+EXPOSE 8000
+
+# Minimal health check
+HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=2 \
+    CMD ./docker-healthcheck.sh
+
+# Set entrypoint and command
+ENTRYPOINT ["./docker-entrypoint.sh"]
+CMD ["python", "run.py"]