ci: retry Day 2 release step on transient action download failures

Author: accesswatch

.github/workflows/day2-release.yml

@@ -16,6 +16,87 @@ jobs:
     if: vars.CLASSROOM_DAY2_ASSIGNMENT_URL != ''
     steps:
       - name: Evaluate Day 1 completion signals and release Day 2 link
+        id: day2_release_primary
+        continue-on-error: true
+        uses: actions/github-script@v7
+        env:
+          DAY2_ASSIGNMENT_URL: ${{ vars.CLASSROOM_DAY2_ASSIGNMENT_URL }}
+        with:
+          script: |
+            const day2Url = (process.env.DAY2_ASSIGNMENT_URL || '').trim();
+
+            if (!day2Url) {
+              core.info('Missing required configuration for Day 2 release gate.');
+              return;
+            }
+
+            const enrollmentIssues = await github.paginate(github.rest.issues.listForRepo, {
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              labels: 'classroom-enrollment,enrolled',
+              state: 'all',
+              per_page: 100
+            });
+
+            for (const enrollment of enrollmentIssues) {
+              const alreadyReleased = enrollment.labels.some(l => l.name === 'day2-released');
+              if (alreadyReleased) {
+                continue;
+              }
+
+              const student = enrollment.user.login;
+              const hasEligibilityLabel = enrollment.labels.some(l => l.name === 'day2-eligible' || l.name === 'day1-complete');
+
+              const comments = await github.paginate(github.rest.issues.listComments, {
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: enrollment.number,
+                per_page: 100
+              });
+
+              const hasCompletionComment = comments.some(c =>
+                (c.user?.login || '').toLowerCase() === student.toLowerCase() &&
+                /\bday\s*1\s*complete\b|\bday1-complete\b/i.test(c.body || '')
+              );
+
+              if (!hasEligibilityLabel && !hasCompletionComment) {
+                continue;
+              }
+
+              const hasReleaseComment = comments.some(c => (c.body || '').includes('<!-- day2-release-bot -->'));
+              if (!hasReleaseComment) {
+                const body = [
+                  '<!-- day2-release-bot -->',
+                  '## Day 2 is unlocked',
+                  '',
+                  `Hi @${student}, your Day 1 completion was confirmed.`,
+                  '',
+                  `- Day 2 assignment: ${day2Url}`,
+                  '',
+                  'If you do not see this in GitHub notifications, check your email notifications for this issue thread.'
+                ].join('\n');
+
+                await github.rest.issues.createComment({
+                  owner: context.repo.owner,
+                  repo: context.repo.repo,
+                  issue_number: enrollment.number,
+                  body
+                });
+              }
+
+              const labelsToAdd = ['day2-eligible', 'day2-released'];
+              await github.rest.issues.addLabels({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: enrollment.number,
+                labels: labelsToAdd
+              });
+
+              core.info(`Released Day 2 for @${student}.`);
+            }
+
+      - name: Retry Day 2 release once if primary step failed
+        if: ${{ steps.day2_release_primary.outcome == 'failure' }}
         uses: actions/github-script@v7
         env:
           DAY2_ASSIGNMENT_URL: ${{ vars.CLASSROOM_DAY2_ASSIGNMENT_URL }}