Switch to using the cibuildwheel action and cleanup directory between…

… builds

The build directory appears to be left intact between builds for the
different cpython versions. Lets ensure everything is done correctly by
deleting the build directory to force a complete rebuild.

.github/workflows/build.yml

@@ -39,6 +39,7 @@ jobs:
         python-version: '3.12'
 
     - name: Build wheels
+      uses: pypa/[email protected]
       env:
         CIBW_BUILD: "cp3*"
         CIBW_SKIP: "*-win32 *-manylinux_i686 *-musllinux_*"
@@ -47,13 +48,13 @@ jobs:
         CIBW_TEST_COMMAND: "pytest {project}/tests"
         # Skip testing on arm64 Python 3.8 because it uses the x86_64 executable, not the arm executable
         CIBW_TEST_SKIP: "cp38-macosx_*:arm64"
+        # Clean the build directory between builds
+        CIBW_BEFORE_BUILD: >-
+          rm -rf {package}/build
         CIBW_ENVIRONMENT_LINUX: CMAKE_GENERATOR="Unix Makefiles"
         CIBW_ENVIRONMENT_MACOS: CMAKE_GENERATOR="Unix Makefiles" CMAKE_OSX_ARCHITECTURES=${{ matrix.osx_arch }}
         CIBW_ENVIRONMENT_WINDOWS: CMAKE_GENERATOR="Visual Studio 17 2022" CMAKE_GENERATOR_PLATFORM=x64
         CIBW_BUILD_VERBOSITY: 1
-      run: |
-        python -m pip install cibuildwheel build
-        python -m cibuildwheel --output-dir wheelhouse
 
     - name: Build source
       if: startsWith(matrix.os, 'ubuntu')
@@ -74,6 +75,7 @@ jobs:
       with:
         name: wheels-${{ matrix.os }}
         path: ./wheelhouse
+        if-no-files-found: error
 
   merge_artifacts:
     name: Merge wheel artifacts from build_wheels OS matrix jobs