Error<br>
          folder: templates/2023/digitalstrateg.ru<br>
          main_template: index.html
          <hr>
          <pre>Traceback (most recent call last):
  File "./lib/engine/__init__.py", line 219, in template
    out=self.low_level_template(template=full_path,vars=self.vars)
  File "./lib/engine/template.py", line 29, in low_level_template
    output=tmpl.render(**arg['vars'])
  File "/var/www/svcms/.venv/lib/python3.8/site-packages/jinja2/environment.py", line 1301, in render
    self.environment.handle_exception()
  File "/var/www/svcms/.venv/lib/python3.8/site-packages/jinja2/environment.py", line 936, in handle_exception
    raise rewrite_traceback_stack(source=source)
  File "templates/2023/digitalstrateg.ru/index.html", line 55, in top-level template code
    {% include 'page/'+page_type+'.html' %}
jinja2.exceptions.UndefinedError: 'page_type' is undefined
</pre><hr>