ci: add workflow for GitHub Actions

Author: striezel

.github/workflows/ci.yml

@@ -0,0 +1,54 @@
+name: GitHub CI
+
+on: push
+
+jobs:
+  build_gcc10:
+    runs-on: ubuntu-20.04
+    steps:
+      # Checks-out the repository under $GITHUB_WORKSPACE.
+      - uses: actions/checkout@v2
+        with:
+          submodules: 'recursive'
+      - name: Install Debian packages
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y cmake g++-10 pkg-config
+      - name: Build with GNU GCC 10
+        run: |
+          export CXX=g++-10
+          export CC=gcc-10
+          cd $GITHUB_WORKSPACE
+          mkdir build
+          cd build
+          cmake ../
+          make -j4
+      - name: Run tests
+        run: |
+          cd "$GITHUB_WORKSPACE/build"
+          ctest -V
+
+  build_clang10:
+    runs-on: ubuntu-20.04
+    steps:
+      # Checks-out the repository under $GITHUB_WORKSPACE.
+      - uses: actions/checkout@v2
+        with:
+          submodules: 'recursive'
+      - name: Install Debian packages
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y cmake clang-10 pkg-config
+      - name: Build with Clang 10
+        run: |
+          export CXX=clang++-10
+          export CC=clang-10
+          cd $GITHUB_WORKSPACE
+          mkdir build
+          cd build
+          cmake ../
+          make -j4
+      - name: Run tests
+        run: |
+          cd "$GITHUB_WORKSPACE/build"
+          ctest -V