fix(ci): proposed fix for duplicate benchmark comment issue

Author: PyDataBlog

.github/workflows/CI.yml

@@ -104,12 +104,32 @@ jobs:
             const fs = require('fs');
             const benchmarks = fs.readFileSync('BENCHMARKS.md', 'utf8');
             const body = `## Benchmark Results\n\n${benchmarks}`;
-            github.rest.issues.createComment({
-              issue_number: context.issue.number,
+            const marker = '## Benchmark Results';
+            const { data: comments } = await github.rest.issues.listComments({
               owner: context.repo.owner,
               repo: context.repo.repo,
-              body: body
+              issue_number: context.issue.number,
             });
+            const existing = comments.find(
+              (comment) =>
+                comment.user?.login === 'github-actions[bot]' &&
+                comment.body?.startsWith(marker)
+            );
+            if (existing) {
+              await github.rest.issues.updateComment({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                comment_id: existing.id,
+                body,
+              });
+            } else {
+              await github.rest.issues.createComment({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: context.issue.number,
+                body,
+              });
+            }
 
   test:
     name: Test on ${{ matrix.os }} / ${{ matrix.rust }}