automatically upload to the correct release dir

Author: J-ZhengLi

.github/workflows/release.yml

@@ -72,7 +72,9 @@ jobs:
           ACCESS_KEY_ID: ${{ secrets.ACCESS_KEY_ID }}
           SECURITY_KEY_ID: ${{ secrets.SECURITY_KEY_ID }}
         run: |
-          bash ci/scripts/upload-release.sh dist/ obs://rust-mirror/installer/latest
+          version=`echo "${{ github.event.inputs.tag }}" | sed -E 's/^v?//; s/-.*//'`
+          [[ -z $version ]] && exit 1
+          bash ci/scripts/upload-release.sh dist/ obs://rust-mirror/installer/$version
 
       - name: github release
         uses: ncipollo/release-action@v1