move to ruff - update CI versions

Author: oliche

.flake8

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     services:
       postgres:
-        image: postgres:16
+        image: postgres:17
         env:
           POSTGRES_PASSWORD: postgres
           POSTGRES_USER: postgres
@@ -34,7 +34,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v2
         with:
-          python-version: '3.12'
+          python-version: '3.13'
 
       - name: Checkout branch
         uses: actions/checkout@v3