added pypi publishing workflow

Author: lukvmil

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

@@ -0,0 +1,81 @@
+name: Publish Python package to PyPI
+on:
+  push:
+    tags:
+      - 'v*.*.*'
+
+jobs:
+  build:
+    name: Build distro
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v6
+      with:
+        persist-credentials: false
+    - name: Set up Python
+      uses: actions/setup-python@v6
+      with:
+        python-version: "3.x"
+    - name: Install pypa/build
+      run: python3 -m pip install build --user
+    - name: Build a binary wheel and a source tarball
+      run: python3 -m build
+    - name: Store the distribution packages
+      uses: actions/upload-artifact@v5
+      with:
+        name: python-package-distributions
+        path: dist/
+  
+  publish-to-pypi:
+    name: Publish Python distribution to PyPI
+    if: startsWith(github.ref, 'refs/tags/')
+    needs:
+    - build
+    runs-on: ubuntu-latest
+    environment:
+      name: pypi
+      url: https://pypi.org/p/koi-net-coordinator-node
+    permissions:
+      id-token: write
+
+    steps:
+    - name: Download all the dists
+      uses: actions/download-artifact@v6
+      with:
+        name: python-package-distributions
+        path: dist/
+    - name: Publish distro to PyPI
+      uses: pypa/gh-action-pypi-publish@release/v1
+
+  github-release:
+    name: >-
+      Sign the Python distribution with Sigstore
+      and upload them to GitHub Release
+    needs:
+    - publish-to-pypi
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: write
+      id-token: write
+
+    steps:
+    - name: Download all the dists
+      uses: actions/download-artifact@v4
+      with:
+        name: python-package-distributions
+        path: dist/
+    - name: Sign the dists with Sigstore
+      uses: sigstore/gh-action-sigstore-python@v3.0.0
+      with:
+        inputs: >-
+          ./dist/*.tar.gz
+          ./dist/*.whl
+    - name: Upload artifact signatures to GitHub Release
+      env:
+        GITHUB_TOKEN: ${{ github.token }}
+      run: >-
+        gh release upload
+        "$GITHUB_REF_NAME" dist/**
+        --repo "$GITHUB_REPOSITORY"