workflow action.

.github/workflows/setup.yml

@@ -0,0 +1,15 @@
+name: setup
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-python@v5
+      with:
+        python-version: '3.12' 
+    - name: build
+      run: python setup.py build
+
+    - name: install
+      run: python setup.py install