Merge branch 'master' into fix-relative-paths2

Author: danmar

.github/workflows/CI-unixish.yml

@@ -8,7 +8,7 @@ jobs:
     strategy:
       matrix:
         compiler: [clang++, g++]
-        os: [ubuntu-20.04, ubuntu-22.04, ubuntu-24.04, macos-13, macos-14]
+        os: [ubuntu-22.04, ubuntu-24.04, macos-13, macos-14, macos-15]
       fail-fast: false
 
     runs-on: ${{ matrix.os }}

.github/workflows/CI-windows.yml

@@ -15,7 +15,7 @@ jobs:
   build:
     strategy:
       matrix:
-        os: [windows-2019, windows-2022]
+        os: [windows-2022, windows-2025]
         config: [Release, Debug]
       fail-fast: false
 
@@ -27,24 +27,7 @@ jobs:
       - name: Setup msbuild.exe
         uses: microsoft/setup-msbuild@v2
 
-      - name: Set up Python 3.13
-        uses: actions/setup-python@v5
-        with:
-          python-version: '3.13'
-          check-latest: true
-
-      - name: Install missing Python packages
-        run: |
-          python -m pip install pip --upgrade || exit /b !errorlevel!
-          python -m pip install pytest || exit /b !errorlevel!
-
-      - name: Run cmake
-        if: matrix.os == 'windows-2019'
-        run: |
-          cmake -G "Visual Studio 16 2019" -A x64 . || exit /b !errorlevel!
-
-      - name: Run cmake
-        if: matrix.os == 'windows-2022'
+      - name: Run CMake
         run: |
           cmake -G "Visual Studio 17 2022" -A x64 . || exit /b !errorlevel!