Updated ci testing.

.github/workflows/ci.yml

@@ -0,0 +1,56 @@
+name: CI
+
+on:
+  push:
+    branches: [ '**' ]
+  pull_request:
+    branches: [ '**' ]
+
+jobs:
+  build-and-test:
+    name: ${{ matrix.os }} Build and Test
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        # For more specific OS versions, you can specify them explicitly:
+        # os: [ubuntu-20.04, windows-2019, macos-11]
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Set up CMake
+        uses: jwlawson/actions-setup-cmake@v1
+        with:
+          cmake-version: "3.20.0"  # Specify the minimum version you need
+
+      - name: Install dependencies (Windows)
+        if: runner.os == 'Windows'
+        run: |
+          choco install -y ninja
+          choco install -y llvm  # Clang on Windows if needed
+          # choco install -y visualstudio2019community
+        shell: pwsh
+
+      - name: Install dependencies (Ubuntu)
+        if: runner.os == 'Linux'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y ninja-build clang
+      - name: Install dependencies (macOS)
+        if: runner.os == 'macOS'
+        run: |
+          brew update
+          brew install ninja
+          brew install llvm
+
+      - name: Configure CMake
+        run: |
+          cmake -S . -B build -G Ninja -DCMAKE_CXX_COMPILER=clang++
+          # Or specify other options as needed
+      - name: Build
+        run: cmake --build build
+
+      - name: Run tests
+        run: ctest --test-dir build --output-on-failure