Add py check wf

.github/workflows/validate-versions.yml

@@ -0,0 +1,33 @@
+name: Version Check
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  check-versions:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Install yq for toml parsing
+        run: pip install yq
+
+      - name: Read Python versions from pyproject.toml
+        id: versions
+        run: |
+          PYTHON_VERSION=$(tomlq -r .tool.poetry.dependencies.python < pyproject.toml | tr -d '"')
+          MATPLOTLIB_VERSION=$(tomlq -r .tool.poetry.dependencies.matplotlib < pyproject.toml | tr -d '"')
+
+          echo "python_version=$PYTHON_VERSION" >> $GITHUB_OUTPUT
+          echo "matplotlib_version=$MATPLOTLIB_VERSION" >> $GITHUB_OUTPUT
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ steps.versions.outputs.python_version }}