Add osc-arm64 build of conda using the new osx-14 runner (#537)

* add osx build of conda

* fix wrong runner name

* Use setup-miniconda for macos support

* add anaconda-client-env

* explicit use bash shell

* add macos-13 too

* clean up to be merged

.github/workflows/conda-build.yml

@@ -68,3 +68,33 @@ jobs:
             PYTHON_VERSION=${{ matrix.python-version }}
             ANACONDA_API_TOKEN=${{ secrets.CONDA_TOKEN }}
 
+  conda-build-osx:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        python-version: ['3.8', '3.9', '3.10', '3.11']
+        os: ["macos-14", "macos-13"]
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - uses: conda-incubator/setup-miniconda@v3
+        with:
+          python-version: ${{ matrix.python-version }}
+          auto-update-conda: true
+          channels: conda-forge,defaults
+          activate-environment: anaconda-client-env
+      - shell: bash -el {0}
+        run: |
+          export PYTHON_VERSION=${{ matrix.python-version }}
+          conda install -y conda-build anaconda-client
+          conda config --set anaconda_upload no
+          export ANACONDA_API_TOKEN=${{ secrets.CONDA_TOKEN }}
+          PACKAGE_PATH=$(conda build . --python ${{ matrix.python-version }} --output)
+          conda build . --python ${{ matrix.python-version }}
+          if [ "${{ matrix.python-version }}" == "3.11" ]; then
+            anaconda -t $ANACONDA_API_TOKEN upload $PACKAGE_PATH --label main --label py3.11 --force
+          else
+            anaconda -t $ANACONDA_API_TOKEN upload $PACKAGE_PATH --label py${{ matrix.python-version }} --force
+          fi
+