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),
     )

python/ebook_search/api/routes/search.py

@@ -80,10 +80,17 @@ def search(
     engine: AppEngine,
     query: Annotated[str, Form()],
     rerank: Annotated[str | None, Form()] = None,
+    phrase_matching: Annotated[str | None, Form()] = None,
 ) -> HTMLResponse:
     """Run a search and render HTMX results."""
     try:
-        response = search_ebooks(engine, query, config, rerank=rerank == "true")
+        response = search_ebooks(
+            engine,
+            query,
+            config,
+            rerank=rerank == "true",
+            phrase_matching=phrase_matching == "true",
+        )
     except Exception as error:
         logger.exception("ebook_search_request_failed")
         return templates.TemplateResponse(request, "partials/error.html", {"message": str(error)}, status_code=500)

python/ebook_search/api/static/style.css

@@ -181,6 +181,12 @@ textarea:focus {
     flex-wrap: wrap;
 }
 
+.search-toggles {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 14px;
+}
+
 button {
     padding: 10px 20px;
     font: inherit;

python/ebook_search/api/templates/search.html

@@ -9,10 +9,21 @@
         <label for="query">What are you looking for?</label>
         <textarea id="query" name="query" rows="4" placeholder="Ask a question or paste a passage…" required></textarea>
         <div class="form-row">
-            <label class="check">
-                <input type="checkbox" name="rerank" value="true" {% if config.rerank.enabled %}checked{% endif %}>
-                Rerank
-            </label>
+            <div class="search-toggles">
+                <label class="check">
+                    <input type="checkbox" name="rerank" value="true" {% if config.rerank.enabled %}checked{% endif %}>
+                    Rerank
+                </label>
+                <label class="check">
+                    <input
+                        type="checkbox"
+                        name="phrase_matching"
+                        value="true"
+                        {% if config.phrase_matching_enabled %}checked{% endif %}
+                    >
+                    Phrase matching
+                </label>
+            </div>
             <button type="submit">Search</button>
         </div>
     </form>