github-actions: add codecov upload

.github/workflows/tox.yml

@@ -33,6 +33,10 @@ jobs:
       run: |
         pyenv="py$(echo "${{ matrix.python-version }}" | tr -d '.')"
         tox -e ${pyenv},${{ matrix.tox-testenv }},flake8,lint
+    - name: Upload to coverage
+      uses: codecov/[email protected]
+      with:
+        flags: ${{ matrix.python-version }},${{ matrix.tox-testenv }}
     - name: Publish package to PyPI
       uses: pypa/gh-action-pypi-publish@master
       if: >-

setup.cfg

@@ -2,7 +2,7 @@
 addopts = -v --junit-xml=test-report.xml
           --doctest-modules
           --cov=riotctrl --cov-branch
-          --cov-report=term --cov-report=xml --cov-report=html
+          --cov-report=term --cov-report=term-missing --cov-report=xml
 testpaths = riotctrl
 markers =
     rapidjson