fix: ci setting

Author: technote-space

.github/workflows/ci.yml

@@ -19,7 +19,7 @@ jobs:
         env:
           COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}
           COVERALLS_SERVICE_NAME: "GitHub Action"
-          COVERALLS_SERVICE_JOB_ID: ${GITHUB_SHA}
+          COVERALLS_SERVICE_JOB_ID: ${{ GITHUB_SHA }}
       - uses: 8398a7/action-slack@v1
         with:
           type: failure