Add python-version matrix to build.yml to test on 3.10, 3.11, 3.12

Author: vkarampudi

.github/workflows/build.yml

@@ -8,21 +8,24 @@ on:
 
 jobs:
   build:
-    name: Build (${{ matrix.os }})
+    name: Build (${{ matrix.os }}, Python ${{ matrix.python-version }})
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest]
+        python-version: ["3.10", "3.11", "3.12"]
+ 
+     steps:
+     - uses: actions/checkout@v4
+ 
+     - name: Set up conda environment
+       uses: conda-incubator/setup-miniconda@v3
+       with:
+         auto-activate-base: false
+         activate-environment: s2t-env
+         environment-file: environment.yml
+         python-version: ${{ matrix.python-version }}
 
-    steps:
-    - uses: actions/checkout@v4
-
-    - name: Set up conda environment
-      uses: conda-incubator/setup-miniconda@v3
-      with:
-        auto-activate-base: false
-        activate-environment: s2t-env
-        environment-file: environment.yml
 
     - name: Install Bazel
       shell: bash -l {0}