feat(ebook): implement phrase matching functionality and UI enhancements

python/ebook_search/api/main.py

@@ -36,12 +36,13 @@ async def lifespan(app: FastAPI) -> AsyncIterator[None]:
     app.state.config = config
     logger.info(
         "ebook_search_config_loaded top_k=%s embedding_model=%s embedding_base_url=%s vllm_base_url=%s "
-        "rerank_enabled=%s answer_enabled=%s library_paths=%s",
+        "rerank_enabled=%s phrase_matching_enabled=%s answer_enabled=%s library_paths=%s",
         config.top_k,
         config.embedding_model,
         config.embedding_base_url,
         config.vllm_base_url,
         config.rerank.enabled,
+        config.phrase_matching_enabled,
         config.answer_enabled,
         len(config.library_paths),
     )