Adding release workflow for GH + PyPI.

.github/workflows/release.yml

@@ -0,0 +1,38 @@
+name: nd-server release
+
+on:
+  push:
+    tags:
+      - "[0-9]+.[0-9]+.[0-9]+"
+      - "![0-9]+.[0-9]+.[0-9]+-dev[0-9]+"
+
+permissions:
+  contents: write
+  id-token: write
+
+jobs:
+  release-ndserver:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python 3.11
+        id: setup-python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+      - name: Install Poetry
+        uses: snok/install-poetry@v1
+        with:
+            virtualenvs-create: true
+            virtualenvs-in-project: true
+            installer-parallel: true
+      - name: poetry build
+        run: poetry build
+      - name: Release
+        uses: softprops/action-gh-release@v2
+        if: startsWith(github.ref, 'refs/tags/')
+      - name: pypi
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          user: __token__
+          password: ${{ secrets.PYPI_API_TOKEN }}