Added changes to /search endpoint

app/api.py

@@ -4,7 +4,7 @@ app = FastAPI()
 
 
 @app.get("/search")
-def search(query: str, n: int = Query(5, ge=1, le=10)):
+def search(query: str, n: int = Query(5, ge=1)):
     """
     Endpoint for querying the search engine.
     Args:
@@ -13,9 +13,19 @@ def search(query: str, n: int = Query(5, ge=1, le=10)):
     Returns:
         dict: Query results.
     """
+    if not query.strip():
+        raise HTTPException(status_code=400, detail="Query cannot be empty.")
+
     search_engine = app.state.search_engine
     if not search_engine:
         raise HTTPException(status_code=500, detail="Search engine not initialized.")
 
-    results = search_engine.most_similar(query, n)
+    try:
+        results = search_engine.most_similar(query, n)
+    except Exception as e:
+        raise HTTPException(
+            status_code=500,
+            detail=f"An unexpected error occurred: {str(e)}"
+        )
+
     return {"query": query, "results": results}