Create aarch64.yml

Author: TimGoTheCreator

.github/workflows/aarch64.yml

@@ -0,0 +1,74 @@
+name: CMake on ARM64
+
+on:
+  push:
+    branches: [ main, adaptiveDt ]
+    paths-ignore: '**/.md'
+  pull_request:
+    branches: [ main ]
+    paths-ignore: '**/.md'
+
+jobs:
+  build-arm64:
+    runs-on: ubuntu-24.04-arm64   # GitHub ARM runner
+    strategy:
+      fail-fast: false
+      matrix:
+        build_type: [Release]
+        c_compiler: [gcc, clang]
+        include:
+          - c_compiler: gcc
+            cpp_compiler: g++
+          - c_compiler: clang
+            cpp_compiler: clang++
+
+    steps:
+      - uses: actions/checkout@v4
+
+      # ------------------------
+      # Install dependencies
+      # ------------------------
+      - name: Install OpenMP + HDF5 (ARM64 Ubuntu)
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y libomp-dev libhdf5-dev
+
+      # ------------------------
+      # Set build directory
+      # ------------------------
+      - name: Set reusable strings
+        id: strings
+        run: echo "build-output-dir=${{ github.workspace }}/build" >> "$GITHUB_OUTPUT"
+
+      # ------------------------
+      # Configure CMake
+      # ------------------------
+      - name: Configure CMake
+        run: >
+          cmake -B ${{ steps.strings.outputs.build-output-dir }}
+          -S ${{ github.workspace }}
+          -DCMAKE_C_COMPILER=${{ matrix.c_compiler }}
+          -DCMAKE_CXX_COMPILER=${{ matrix.cpp_compiler }}
+          -DCMAKE_BUILD_TYPE=${{ matrix.build_type }}
+
+      # ------------------------
+      # Build
+      # ------------------------
+      - name: Build
+        run: cmake --build ${{ steps.strings.outputs.build-output-dir }} --config ${{ matrix.build_type }}
+
+      # ------------------------
+      # Test
+      # ------------------------
+      - name: Test
+        working-directory: ${{ steps.strings.outputs.build-output-dir }}
+        run: ctest --output-on-failure --build-config ${{ matrix.build_type }}
+
+      # ------------------------
+      # Upload artifacts
+      # ------------------------
+      - name: Upload binaries
+        uses: actions/upload-artifact@v4
+        with:
+          name: next-arm64-${{ matrix.c_compiler }}
+          path: ${{ github.workspace }}/next*