create mutation score badge

Author: tomato42

.github/workflows/ci.yml

@@ -622,5 +622,18 @@ jobs:
       - name: Report executed
         run: |
           cr-report session.sqlite | tail -n 3
-      - name: Check mutation level
+      - name: Check survival estimate
         run: cr-rate --estimate --fail-over 32 --confidence 99.9 session.sqlite
+      - name: Get mutation score
+        run: echo "MUT_SCORE=$(python -c 'print(100-$(cr-rate session.sqlite))')" >> $GITHUB_ENV
+      - name: Create mutation score badge
+        uses: schneegans/[email protected]
+        with:
+          auth: ${{ secrets.GIST_SECRET }}
+          gistID: 9b6ca1f3410207fbeca785a178781651
+          filename: python-ecdsa-mutation-score.json
+          label: mutation score
+          message: ${{ env.MUT_SCORE }}%
+          valColorRange: ${{ env.MUT_SCORE }}
+          maxColorRange: 100
+          minColorRange: 0

README.md

@@ -4,6 +4,7 @@
 [![Documentation Status](https://readthedocs.org/projects/ecdsa/badge/?version=latest)](https://ecdsa.readthedocs.io/en/latest/?badge=latest)
 [![Coverage Status](https://coveralls.io/repos/github/tlsfuzzer/python-ecdsa/badge.svg?branch=master)](https://coveralls.io/github/tlsfuzzer/python-ecdsa?branch=master)
 ![condition coverage](https://img.shields.io/endpoint?url=https://gist.githubusercontent.com/tomato42/9b6ca1f3410207fbeca785a178781651/raw/python-ecdsa-condition-coverage.json)
+![mutation score](https://img.shields.io/endpoint?url=https://gist.githubusercontent.com/tomato42/9b6ca1f3410207fbeca785a178781651/raw/python-ecdsa-mutation-score.json)
 [![CodeQL](https://github.com/tlsfuzzer/python-ecdsa/actions/workflows/codeql.yml/badge.svg)](https://github.com/tlsfuzzer/python-ecdsa/actions/workflows/codeql.yml)
 [![Latest Version](https://img.shields.io/pypi/v/ecdsa.svg?style=flat)](https://pypi.python.org/pypi/ecdsa/)
 ![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg?style=flat)