feat(blog-lab): 네이버 블로그 본문 크롤링 모듈 추가

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

blog-lab/tests/conftest.py

@@ -0,0 +1,9 @@
+"""공통 테스트 픽스처."""
+import os
+import sys
+
+# app 패키지를 blog_lab_app으로도 import 가능하게
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
+if "blog_lab_app" not in sys.modules:
+    import app as blog_lab_app
+    sys.modules["blog_lab_app"] = blog_lab_app