test

Author: reakaleek

.github/workflows/preview-build.yml

@@ -241,11 +241,16 @@ jobs:
           ALL_CHANGED_FILES: ${{ steps.check-files.outputs.all_changed_files }}
         with:
           script: |
+            const title = '### Preview links for changed docs'
             const changedMdFiles = process.env.ALL_CHANGED_FILES
               .split(/\s+/)
               .filter(i => i.endsWith('.md'))
               .filter(i => !i.includes('/_snippets/'));
             
+            if (changedMdFiles.length === 0) {
+              return;
+            }
+            
             const toLink = (file) => {
               const path = file
                 .replace('docs/', '')
@@ -256,14 +261,42 @@ jobs:
             
             const links = changedMdFiles.map(toLink)
             
-            if (changedMdFiles.length > 0) {
+            const body = [
+              title,
+              ...links.slice(0, 20).map(i => `- ${i}`),
+              '<sub>This comment is only showing the first 20 links.</sub>',
+            ]
+            
+            if (links.length > 20) {
+              body.push('');
+              body.push(`<sub>There are ${links.length - 20} more links...</sub>`);
+            }
+            
+            const owner = context.repo.owner;
+            const repo = context.repo.repo;
+            const issue_number = context.payload.pull_request.number;
+            
+            // Post or update a single bot comment
+            const { data: comments } = await github.rest.issues.listComments({
+              owner, repo, issue_number
+            });
+            const existing = comments.find(c =>
+              c.user.type === 'Bot' &&
+              c.body.startsWith(title)
+            );
+            if (existing) {
+              await github.rest.issues.updateComment({
+                owner, repo,
+                comment_id: existing.id,
+                body: body.join('\n'),
+              });
+            } else {
               await github.rest.issues.createComment({
-                owner: context.repo.owner,
-                repo: context.repo.repo,
-                issue_number: context.payload.pull_request.number,
-                body: `**${changedMdFiles.length} markdown files changed:**\n\n - ${links.join('\n -')}`
+                owner, repo,
+                issue_number,
+                body:body.join('\n'),
               });
-            }  
+            }
 
       - name: Update Link Index
         if: |