Add code coverage comment to PRs

Signed-off-by: Justin Kulikauskas <[email protected]>

.github/workflows/code_cov_comment.yaml

@@ -0,0 +1,23 @@
+name: Code Coverage Comment
+
+on:
+  pull_request:
+    types: [opened, reopened]
+
+jobs:
+  comment:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/github-script@v7
+        with:
+          script: |
+            const branchName = '${{ github.head_ref }}'
+            const repo = 'JustinKuli/governance-policy-nucleus'
+            const badgePath = 'https://github.com/' + repo + '/wiki/' + branchName + '/coverage.svg'
+            const reportPath = 'https://raw.githack.com/wiki/' + repo + '/' + branchName + '/coverage.html'
+            github.rest.issues.createComment({
+              issue_number: context.issue.number,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              body: 'Code Coverage Report for this branch (might be slow to update): [![Go Coverage](' + badgePath + ')](' + reportPath + ')'
+            })