Update src/app.py

src/app.py

@@ -178,7 +178,7 @@ class BranhamRetriever(BaseRetriever):
         elif target_titles:
             for d in chunks:
                 src = normalize(d.metadata.get("source", ""))
-                if sermon_title_matches(title, src):
+                if sermon_title_matches(query, src):
                     key = d.page_content[:120]
                     if key not in seen:
                         results.append(d)