docker101tutorial is currently broken due to this jinja/mkdocs issue:
mkdocs issue #2794
Output from build:
$ docker build -t docker101tutorial .
...
#23 0.597 File "/usr/local/lib/python3.10/site-packages/mkdocs/utils/filters.py", line 13, in <module>
#23 0.597 @jinja2.contextfilter
#23 0.597 AttributeError: module 'jinja2' has no attribute 'contextfilter'
Solution:
As subjected in thread above a temperary fix is to use Jinja2 version to 3.0.3.
# requirements.txt
jinja2==3.0.3