feat: action yaml 파일 수정 (완료한 이슈 링크 기능 추가)

Author: pachuho

.github/workflows/print_tree.yaml

@@ -34,7 +34,7 @@ jobs:
           curl -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
             -H "Accept: application/vnd.github.v3+json" \
             "https://api.github.com/repos/${{ github.repository }}/issues?state=closed" \
-            | jq -r '.[] | .title' | sed 's/^/- /' >> README.md
+            | jq -r '.[] | "- [\(.title)](https://github.com/${{ github.repository }}/issues/\(.number))"' >> README.md
           
           # My articles
           echo "### Index" >> README.md