update: github workflow

Author: Lemonnnnnnnnnnn

.github/workflows/build.yml

@@ -26,4 +26,9 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           RUSTTARGET: ${{ matrix.target }}
-          ARCHIVE_TYPES: ${{ matrix.archive }}
+          ARCHIVE_TYPES: ${{ matrix.archive }}
+      - name: Upload archive
+        uses: actions/upload-artifact@v1
+        with:
+          name: ${{ matrix.archive-name }}
+          path: archive/${{ matrix.archive-name }}