use python 3.13

Author: ciur

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
           ref: "main"
       - uses: actions/setup-python@v4
         with:
-          python-version: 3.x
+          python-version: 3.13
       - run: |
           pip install poetry
           poetry install --no-root