chore: add python install steps

.github/workflows/publish.yml

@@ -17,6 +17,15 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
+      - name: Set up python
+        id: setup-python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+
+      - name: Install Poetry
+        uses: snok/install-poetry@v1
+
       - name: Setup node
         uses: actions/setup-node@v4
         with: