added health endpoints

python/ebook_search/api/routes/__init__.py

@@ -1,11 +1,13 @@
 """EPUB search web route modules."""
 
 from python.ebook_search.api.routes.admin import router as admin_router
+from python.ebook_search.api.routes.health import router as health_router
 from python.ebook_search.api.routes.page import router as page_router
 from python.ebook_search.api.routes.search import router as search_router
 
 __all__ = [
     "admin_router",
+    "health_router",
     "page_router",
     "search_router",
 ]