Added CI/CD

.github/workflows/build.yml

@@ -0,0 +1,40 @@
+name: Build
+
+on: [push, pull_request]
+
+# Skip Python versions:
+# PyPy: Different C headers
+# Python 2.7: Python libary uses Python 3 syntax
+env:
+  CIBW_SKIP: "pp* cp27-* *-manylinux_i686 *-win32"
+  CIBW_BEFORE_ALL_LINUX: "yum install -y gcc g++ python3-devel"
+  CIBW_BUILD_VERBOSITY: 2
+  CIBW_TEST_COMMAND: "python {project}/tests/run_all_tests.py"
+
+jobs:
+  build_wheels:
+    name: Build wheels on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-18.04, windows-latest, macos-latest]
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: actions/setup-python@v2
+        name: Install Python
+        with:
+          python-version: '3.7'
+
+      - name: Install cibuildwheel
+        run: |
+          python -m pip install cibuildwheel==1.7.1
+      
+      - name: Build wheels
+        run: |
+          python -m cibuildwheel --output-dir wheelhouse
+
+      - uses: actions/upload-artifact@v2
+        with:
+          path: ./wheelhouse/*.whl