Try Linux arm64 wheels with GLIBC 2.28

.github/workflows/publish_pypi.yml

@@ -95,8 +95,12 @@ jobs:
           if-no-files-found: error
 
   build_manylinux_wheels:
-    name: Wheels (linux-amd64)
+    name: Wheels (manylinux/${{ matrix.arch }})
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        arch: [x86_64, aarch64]
+      fail-fast: false
     steps:
       - uses: actions/checkout@v4
         name: Check out PyBaMM repository
@@ -109,12 +113,20 @@ jobs:
       - name: Clone pybind11 repo (no history)
         run: git clone --depth 1 --branch v2.11.1 https://github.com/pybind/pybind11.git
 
+      - name: Setup QEMU
+        uses: docker/setup-qemu-action@v3
+        with:
+          platforms: all
+
       - name: Build wheels on Linux
         run: pipx run cibuildwheel --output-dir wheelhouse
         env:
-          CIBW_ARCHS_LINUX: x86_64
-          CIBW_BEFORE_ALL_LINUX: >
-            yum -y install openblas-devel lapack-devel &&
+          CIBW_MANYLINUX_AARCH64_IMAGE: manylinux_2_28
+          CIBW_ARCHS_LINUX: ${{ matrix.arch }}
+          CIBW_BEFORE_ALL_LINUX: |
+            yum -y update
+            yum -y install epel-release
+            yum -y install openblas-devel lapack-devel
             bash scripts/install_sundials.sh 6.0.3 6.5.0
           CIBW_BEFORE_BUILD_LINUX: python -m pip install cmake casadi setuptools wheel
           CIBW_REPAIR_WHEEL_COMMAND_LINUX: auditwheel repair -w {dest_dir} {wheel}