build: Update Docker image to use WeasyPrint 55.0

Dockerfile

@@ -1,5 +1,4 @@
-FROM ubuntu:focal
-# deadsnakes has Python3.6 for focal but not jammy
+FROM ubuntu:latest
 LABEL maintainer="Kesara Rathnayake <kesara@staff.ietf.org>"
 
 ENV DEBIAN_FRONTEND noninteractive
@@ -10,20 +9,18 @@ RUN add-apt-repository ppa:deadsnakes/ppa
 RUN apt-get update --fix-missing
 
 # Install dependencies
-RUN apt-get install -y \
-    libcairo2 \
-    libcairo2-dev \
+RUN apt-get install -y --fix-missing \
     libpango-1.0-0 \
-    libpangocairo-1.0-0 \
     libssl-dev \
     fontconfig \
+    libharfbuzz0b \
+    libpangoft2-1.0-0 \
     pkg-config \
     libxml2-utils \
     groff \
     wget \
     unzip \
     locales
-
 # Set locale
 RUN locale-gen en_US.UTF-8
 
@@ -70,11 +67,11 @@ COPY requirements.txt .
 
 # build xml2rfc
 RUN pip3 install -r requirements.txt \
-    "weasyprint==52.5" \
-    "pycairo<1.20" \
+    "weasyprint==55.0" \
     decorator \
-    "dict2xml==1.6" \
-    "pypdf2<1.27.0"
+    dict2xml \
+    typing-extensions \
+    pdfplumber
 RUN make install
 
 # cleanup
@@ -83,7 +80,7 @@ RUN rm roboto-mono.zip
 RUN apt-get remove --purge -y software-properties-common wget unzip
 RUN apt-get autoclean
 RUN apt-get clean
-RUN pip3 uninstall -y decorator dict2xml pypdf2
+RUN pip3 uninstall -y decorator dict2xml typing-extensions pdfplumber
 RUN rm setup.py README.md Makefile configtest.py requirements.txt
 RUN rm -r xml2rfc build dist