Create build.yml

.github/workflows/build.yml

@@ -0,0 +1,19 @@
+name: CMake
+
+on: [push, pull_request]
+
+env:
+  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
+  BUILD_TYPE: Release
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [windows-latest, macos-10.15, ubuntu-18.04]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Build
+      run: cmake -S. -Bbin && cmake --build bin --config $BUILD_TYPE