CI: Build only for 3.11 and upload release.

.github/workflows/build.yml

@@ -5,6 +5,8 @@ on:
   push:
     branches:
       - main
+  release:
+    types: [created]
 
 jobs:
   test:
@@ -46,13 +48,27 @@ jobs:
           path: ${{ github.workspace }}/rpipins/dist/
 
       - name: Build Debian Package
+        if: matrix.python == '3.11'
         working-directory: rpipins
         run: |
+          echo "DEB_VERSION=`hatchling version`" >> "$GITHUB_ENV"
           make deb-deps
           make deb
 
       - name: Upload Debian Package
+        if: matrix.python == '3.11'
         uses: actions/upload-artifact@v4
         with:
-          name: ${{ env.RELEASE_FILE }} (deb)
-          path: ${{ github.workspace }}/*.deb
+          name: rpipins_${{ env.DEB_VERSION }}_all.deb
+          path: ${{ github.workspace }}/rpipins_${{ env.DEB_VERSION }}_all.deb
+
+      - name: Upload Debian Package
+        if: github.event_name == 'release' && matrix.python == '3.11'
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          asset_path: ${{ github.workspace }}/rpipins_${{ env.DEB_VERSION }}_all.deb
+          upload_url: ${{ github.event.release.upload_url }}
+          asset_name: rpipins_${{ env.DEB_VERSION }}_all.deb
+          asset_content_type: application/octet-stream