Dockerfile

FROM python:3.8-slim

RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential python3-dev pkg-config curl xz-utils ca-certificates \
    wkhtmltopdf \
 && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# build exact libs
RUN curl -LO https://download.gnome.org/sources/libxml2/2.11/libxml2-2.11.9.tar.xz \
 && tar -xf libxml2-2.11.9.tar.xz && cd libxml2-2.11.9 \
 && ./configure --prefix=/opt/xml && make -j && make install && cd .. \
 && rm -rf libxml2-2.11.9 libxml2-2.11.9.tar.xz \
 && curl -LO https://download.gnome.org/sources/libxslt/1.1/libxslt-1.1.39.tar.xz \
 && tar -xf libxslt-1.1.39.tar.xz && cd libxslt-1.1.39 \
 && PKG_CONFIG_PATH=/opt/xml/lib/pkgconfig ./configure --prefix=/opt/xml \
 && make -j && make install && cd .. \
 && rm -rf libxslt-1.1.39 libxslt-1.1.39.tar.xz

ENV CFLAGS="-I/opt/xml/include" \
    LDFLAGS="-L/opt/xml/lib" \
    PKG_CONFIG_PATH="/opt/xml/lib/pkgconfig" \
    LD_LIBRARY_PATH="/opt/xml/lib"

COPY requirements.txt .
RUN pip install -U pip setuptools wheel \
 && pip install --no-binary lxml -r requirements.txt

RUN playwright install --with-deps chromium

COPY . .