Fix mkdocs bug (#489)

* Added __init__.py file and updated frontend.md

* Ignored frontend.md in .stylelintrc.json

* Ignore all md files in mkdocs folder for linting

* Ignore all md files and patterns in mkdocs folder for linting

* Ignore all md patterns in mkdocs folder for linting

* Updated .stylelintrc.json

* Updated .stylelintrc.json

* Updated .stylelintrc.json

* Updated .stylelintrc.json

* Updated linter.yml

* Added setuptools installation in mkdocs-build.yml

.github/workflows/mkdocs-build.yml

@@ -23,7 +23,7 @@ jobs:
  uses: actions/setup-python@v3
  - name: Publish docs
  run: |
- pip install --upgrade pip && pip install mkdocs
+ pip install --upgrade pip && pip install setuptools mkdocs
  python mkdocs/mkdocs-config/setup.py develop
  git config user.name 'github-actions[bot]' && git config user.email 'github-actions[bot]@users.noreply.github.com'
  cd mkdocs