Add CI for ubuntu-22.04.

.github/workflows/ci-ubuntu-22.04.yml

@@ -0,0 +1,41 @@
+name: CI
+
+on: push
+
+jobs:
+  Build:
+    runs-on: ubuntu-22.04
+    strategy:
+      fail-fast: true
+      matrix:
+        mpi: [ 'mpich', 'openmpi', 'impi' ]
+
+    env:
+      FC: gfortran
+      GCC_V: 11
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v3
+
+    - name: Install Dependencies
+      run: |
+        sudo apt install -y gfortran-${GCC_V} cmake
+        sudo update-alternatives --install /usr/bin/gfortran gfortran /usr/bin/gfortran-${GCC_V} 100
+
+    - name: Setup MPI ${{ matrix.mpi }}
+      uses: mpi4py/setup-mpi@v1
+      with:
+        mpi: ${{ matrix.mpi }}
+
+    - name: Build and Test
+      run: |
+        mpirun --version
+        mkdir build
+        cmake -S . -B build -Wdev -DCMAKE_INSTALL_PREFIX:PATH="${HOME}/OpenCoarrays" -DCMAKE_BUILD_TYPE:STRING="Debug" ..
+        cmake --build build -j $(nproc)
+        cmake --build build -t install -j $(nproc) || echo "installation failed"
+        ctest --test-dir build --output-on-failure --schedule-random --repeat-until-fail 1 --timeout 200
+        cd build
+        make uninstall
+        echo "Ran with mpi: ${{ matrix.mpi }}"

.github/workflows/ci.yml → .github/workflows/ci-ubuntu-latest.yml

@@ -9,7 +9,6 @@ jobs:
       fail-fast: true
       matrix:
         mpi: [ 'impi' ]
-#        mpi: [ 'mpich', 'openmpi', 'impi' ]
 #        mpich is borken on ubuntu-24.04LTS and 24.10 see https://bugs.launchpad.net/ubuntu/+source/mpich/+bug/2072338
 #        openmpi is borken on ubuntu-24.04LTS and 24.10 see https://github.com/open-mpi/ompi/issues/10726
 #        ubuntu 24.10 is not available as github runner, so we are left with Intel's mpi for now.