Testing on Python 3.12.

.github/workflows/CI.yaml

@@ -51,26 +51,36 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python: [ "3.7", "3.8", "3.9", "3.10", "3.11" ]
+        python: [ "3.7", "3.8", "3.9", "3.10", "3.11", "3.12" ]
         octoprint: [ "1.5.0", "1.6.0", "1.7.0", "1.8.0", "1.9.0", "1.10.0rc2" ] # todo: use stable 1.10
         exclude:
           # These versions are not compatible to each other:
           - octoprint: 1.5.0
             python: 3.10
           - octoprint: 1.5.0
             python: 3.11
+          - octoprint: 1.5.0
+            python: 3.12
           - octoprint: 1.6.0
             python: 3.10
           - octoprint: 1.6.0
             python: 3.11
+          - octoprint: 1.6.0
+            python: 3.12
           - octoprint: 1.7.0
             python: 3.10
           - octoprint: 1.7.0
             python: 3.11
+          - octoprint: 1.7.0
+            python: 3.12
           - octoprint: 1.8.0
             python: 3.10
           - octoprint: 1.8.0
             python: 3.11
+          - octoprint: 1.8.0
+            python: 3.12
+          - octoprint: 1.9.0
+            python: 3.12
     steps:
       - uses: actions/checkout@v4
       - name: Install Python