updated github workflow

.github/workflows/conda-build.yml

@@ -1,9 +1,22 @@
 name: build-conda-package
 on: [push, pull_request]
 jobs:
-  build:
-    runs-on: 'ubuntu-latest'
+  example-1:
+    name: Ex1 (${{ matrix.python-version }}, ${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ["ubuntu-latest", ]
+        python-version: ["3.12"]
     steps:
-      - uses: actions/checkout@v2
-      # Builds the package using the standard configuration
-      - uses: cascode-labs/[email protected]
+      - uses: conda-incubator/setup-miniconda@v3
+        with:
+          auto-update-conda: true
+          python-version: ${{ matrix.python-version }}
+      - name: Conda info
+        shell: bash -el {0}
+        run: conda info
+      - name: Conda list
+        shell: pwsh
+        run: conda list