fix poetry installation

Author: artek0chumak

.github/workflows/upload-to-pypi.yml

@@ -4,6 +4,9 @@ on:
   release:
     types: [published]
 
+env:
+  POETRY_VERSION: "2.1.1"
+
 jobs:
   build:
     runs-on: ubuntu-latest
@@ -13,13 +16,12 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+    - name: Set up Python ${{ matrix.python-version }} + Poetry ${{ env.POETRY_VERSION }}
+      uses: "./.github/actions/poetry_setup"
       with:
         python-version: ${{ matrix.python-version }}
-
-    - name: Install poetry
-      run: curl -sSL https://install.python-poetry.org | python3 -
+        poetry-version: ${{ env.POETRY_VERSION }}
+        cache-key: core
 
     - name: Set up cache
       uses: actions/cache@v4