DO NOT MERGE just see if this works

.github/workflows/tests.yml

@@ -21,13 +21,24 @@ on:
 
 jobs:
   run-tests:
-    name: ${{ matrix.os }}, ${{ matrix.python-version }}
+    name: ${{ matrix.experimental && '⚠️ ' || '' }}${{ matrix.os }}, ${{ matrix.python-version }}
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
         python-version: ['3.10', '3.11', '3.12']
+        experimental: [false]
+        include:
+          - os: ubuntu-latest
+            python-version: '3.13'
+            experimental: true
+          - os: macos-latest
+            python-version: '3.13'
+            experimental: true
+          - os: windows-latest
+            python-version: '3.13'
+            experimental: true
 
     steps:
       - uses: actions/checkout@v5
@@ -42,6 +53,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Install dependencies with Poetry
+        continue-on-error: ${{ matrix.experimental }}
         run: |
           poetry install --with test --all-extras
           poetry add git+https://github.com/AstarVienna/ScopeSim_Data.git
@@ -51,6 +63,7 @@ jobs:
         run: poetry run python -V >> "$GITHUB_STEP_SUMMARY"
 
       - name: Run Pytest with Poetry
+        continue-on-error: ${{ matrix.experimental }}
         run: poetry run pytest -m "not webtest" --cov --cov-report=xml
 
       - name: Upload coverage reports to Codecov

.github/workflows/updated_tests.yml

@@ -23,7 +23,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ['3.10', '3.12']
+        python-version: ['3.10', '3.13']
 
     steps:
       - uses: actions/checkout@v5

.github/workflows/webtests.yml

@@ -20,7 +20,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.10', '3.12']
+        python-version: ['3.10', '3.13']
 
     steps:
       - uses: actions/checkout@v5