updating release script

.github/workflows/release.yml

@@ -12,13 +12,18 @@ jobs:
     - name: Check out code
       uses: actions/checkout@v2
 
+    - name: Prepare tag for release notes
+      id: prep
+      run: echo "##[set-output name=tag;]$(echo ${GITHUB_REF#refs/tags/} | sed 's/\./ /g')"
+
     - name: Create Release
       uses: actions/create-release@v1
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       with:
         tag_name: ${{ github.ref }}
         release_name: Release ${{ github.ref }}
-        body: 'see [v${{ github.ref_name }} CHANGELOG entry](https://github.com/kwhitley/itty-router/blob/v5.x/CHANGELOG.md#v${{ github.ref_name.substring(1).replace(/\./g, '') }}) for notes'
+        body: |
+          See [v${{ steps.prep.outputs.tag }} CHANGELOG entry](https://github.com/kwhitley/itty-router/blob/v5.x/CHANGELOG.md#${{ steps.prep.outputs.tag }}) for notes
         draft: false
         prerelease: false