Switch to build frontend

.github/workflows/python-package.yml

@@ -5,6 +5,10 @@ on:
     branches:
       - add-pypi-package
 
+env:
+  CIBW_BUILD_FRONTEND: build
+  CIBW_BUILD_VERBOSITY: 3
+
 jobs:
   sdist:
     name: Build the sdist
@@ -35,14 +39,15 @@ jobs:
         name: sdist
         if-no-files-found: error
 
-  manylinux-wheel:
-    name: Build ${{ matrix.arch }} Manylinux Wheels for py${{ matrix.py }}
+  linux-wheel:
+    name: Build ${{ matrix.plat}}linux_${{ matrix.arch }} for py${{ matrix.py }}
     runs-on: ubuntu-20.04
     needs: ["sdist"]
     strategy:
       matrix:
         py: ["36", "37", "38", "39", "310"]
         arch: ["x86_64", "i686", "aarch64", "ppc64le", "s390x"]
+        plat: ["many", "musl"]
       fail-fast: true
     env:
       BOOST_INCLUDE: ${{ github.workspace }}/include
@@ -75,7 +80,7 @@ jobs:
     - name: Build wheels
       uses: pypa/cibuildwheel@v2.2.2
       env:
-        CIBW_BUILD: cp${{ matrix.py }}-*
+        CIBW_BUILD: cp${{ matrix.py }}-${{ matrix.plat}}linux*
         CIBW_ARCHS: ${{ matrix.arch }}
 
     - name: Archive the built wheels
@@ -126,7 +131,7 @@ jobs:
         CIBW_ENVIRONMENT: "BOOST_INCLUDE=${BOOST_ROOT}"
         CIBW_ARCHS: ${{ matrix.arch }}
         CIBW_BUILD: cp${{ matrix.py }}-*
-        CIBW_SKIP: cp35-*
+        CIBW_BUILD_FRONTEND: pip
     - name: Archive the built wheels
       uses: actions/upload-artifact@v2
       with:
@@ -156,7 +161,6 @@ jobs:
       uses: pypa/cibuildwheel@v2.2.2
       env:
         CIBW_BUILD: cp${{ matrix.py }}-*
-        CIBW_SKIP: cp35-*
         CIBW_ARCHS: "x86_64"
 
     - name: Archive the built wheels