Add workflow for building and publishing

.github/workflows/build-and-publish.yml

@@ -0,0 +1,61 @@
+name: Build and Publish
+
+on:
+  push:
+    tags:
+      - 'v*'
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+  release:
+    types: [created]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 #v4.1.17
+
+      - name: Set up PDM
+        uses: pdm-project/setup-pdm@568ddd69406b30de1774ec0044b73ae06e716aa4 # v4.1
+        with:
+          python-version: '3.11'
+
+      - name: Install dependencies
+        run: |
+          pdm sync --prod
+
+      - name: Build distributions
+        run: |
+          pdm build
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@50769540e7f4bd5e21e526ee35c689e35e0d6874 # v4.4
+        with:
+          name: build-artifacts
+          path: dist/
+
+  publish:
+    runs-on: ubuntu-latest
+    needs: build
+    if: github.event_name == 'release'
+    steps:
+      - name: Download artifact
+        uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16 # v4.1.8
+        with:
+          name: build-artifacts
+
+      - name: Publish to GitHub Release
+        uses: softprops/action-gh-release@c062e08bd532815e2082a85e87e3ef29c3e6d191 # v2.0.8
+        with:
+          files: |
+            dist/*
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Verify Release
+        run: |
+          echo "Published release for tag ${{ github.ref }}."