Add type checking with pyright

         with:
           configuration: "--profile black"
 
+      - run: echo "$(poetry env info --path)/bin" >> $GITHUB_PATH
+      - uses: jakebailey/pyright-action@v1
+
       - name: Run tests
         run: poetry run gmpg test
 

 # name = "main"
 # url = "https://ragt.ag/code/pypi"
 
+[tool.pyright]
+reportGeneralTypeIssues = false
+reportOptionalMemberAccess = false
+
 [build-system]
 requires = ["poetry-core>=1.0.0"]
 build-backend = "poetry.core.masonry.api"