ci: add continuous deployment (CD)

.github/workflows/cd.yml

@@ -0,0 +1,42 @@
+name: CD
+
+on:
+  workflow_dispatch:
+  release:
+    types:
+      - published
+
+env:
+  FORCE_COLOR: 3
+
+jobs:
+  dist:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Build package
+        run: pipx run build
+
+      - uses: actions/upload-artifact@v4
+        with:
+          path: dist/*
+
+  deploy:
+    if: github.event_name == 'release' && github.event.action == 'published'
+    runs-on: ubuntu-latest
+    environment:
+      name: pypi
+    permissions:
+      id-token: write
+    needs: [ dist ]
+
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          name: artifact
+          path: dist
+
+      - uses: pypa/gh-action-pypi-publish@release/v1