Added CI

Author: cschreib

.github/workflows/cmake.yml

@@ -0,0 +1,55 @@
+name: CI
+
+on: [push, pull_request]
+
+env:
+  BUILD_TYPE: Release
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        platform:
+        - { name: Ubuntu GCC,   os: ubuntu-latest,  compiler: g++,     arch: "64", flags: ""}
+        - { name: Ubuntu Clang, os: ubuntu-latest,  compiler: clang++, arch: "64", flags: ""}
+        - { name: Windows 32,   os: windows-latest, compiler: vs2019,  arch: "32", flags: "-A Win32"}
+        - { name: Windows 64,   os: windows-latest, compiler: vs2019,  arch: "64", flags: "-A x64"}
+        - { name: MacOS,        os: macos-latest,   compiler: clang++, arch: "64", flags: ""}
+
+    name: ${{matrix.platform.name}}
+    runs-on: ${{matrix.platform.os}}
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+      with:
+        submodules: 'recursive'
+
+    - name: Setup Linux compiler
+      if: runner.os == 'Linux'
+      run: export CXX=${{matrix.platform.compiler}}
+
+    - name: Create Build Environment
+      run: cmake -E make_directory ${{github.workspace}}/build
+
+    - name: Configure CMake
+      shell: bash
+      working-directory: ${{github.workspace}}/build
+      run: cmake .. -DCMAKE_BUILD_TYPE=${BUILD_TYPE} ${{matrix.platform.flags}} -DOUP_DO_TEST=1
+
+    - name: Build
+      shell: bash
+      working-directory: ${{github.workspace}}/build
+      run: cmake --build . --config ${BUILD_TYPE} --parallel 2
+
+    - name: Install
+      shell: bash
+      working-directory: ${{github.workspace}}/build
+      run: cmake --install . --config ${BUILD_TYPE}
+
+    - name: Test
+      shell: bash
+      working-directory: ${{github.workspace}}/build
+      run: ctest
+

.github/workflows/doc.yml

@@ -0,0 +1,34 @@
+name: Doc
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    name: Build documentation
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+
+    - name: Get dependencies
+      run: sudo apt-get install doxygen
+
+    - name: Build C++ documentation
+      working-directory: ${{github.workspace}}/doc
+      shell: bash
+      run: doxygen dox.conf
+
+    - name: Compress
+      working-directory: ${{github.workspace}}/doc
+      shell: bash
+      run: zip docs.zip html/*
+
+    - name: Upload as an Artifact
+      uses: actions/upload-artifact@v2
+      with:
+        name: docs.zip
+        path: ${{github.workspace}}/doc/docs.zip