fix(ci): use 3rd-party action to get latest tag name

Author: isc-shuliu

.github/workflows/release.yml

@@ -51,6 +51,10 @@ jobs:
           # Workaround for permissions issues in TestCoverage (creating directory for source export)
           chmod 777 $GITHUB_WORKSPACE
 
+      - name: Get latest tag
+        id: tag
+        uses: actions-ecosystem/action-get-latest-tag@v1
+
       - name: Build, Test, and Export XML
         run: |
           # Run build
@@ -62,19 +66,18 @@ jobs:
           # Pick the targets to export as XML
           echo 'set list("TestCoverage.*.cls") = ""' >> export
           echo 'set list("TestCoverage.inc") = ""' >> export
-          echo 'do $System.OBJ.Export(.list,"TestCoverage-${{ github.ref }}.xml","/exportversion=2017.2")' >> export
+          echo 'do $System.OBJ.Export(.list,"TestCoverage-${{ steps.tag.outputs.tag }}.xml","/exportversion=2017.2")' >> export
           docker exec --interactive $instance iris session $instance -B < build && docker exec --interactive $instance iris session $instance -B < test && docker exec --interactive $instance iris session $instance -B < export
-          ls -alR
 
       - name: Create Release
         id: create_release
         uses: softprops/action-gh-release@v1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
-          files: TestCoverage-${{ github.ref }}.xml
+          files: TestCoverage-${{ steps.tag.outputs.tag }}.xml
           tag_name: ${{ github.ref }}
-          name: Release ${{ github.ref }}
+          name: ${{ steps.tag.outputs.tag }}
           body: |
             Automated release created by [action-gh-release](https://github.com/softprops/action-gh-release).
           draft: false