bug fixes

app.py

@@ -8,6 +8,7 @@ from rag import load_all, run_query
 @st.cache_resource(
     show_spinner="Loading models and indices. This might take a while..."
 )
+
 def get_rag_qa() -> dict:
     gc.collect()
     torch.cuda.empty_cache()
@@ -19,6 +20,7 @@ def get_rag_qa() -> dict:
     )
 
 
+
 left_column, cent_column, last_column = st.columns(3)
 with cent_column:
     st.image("cover.webp", width=400)
@@ -32,7 +34,9 @@ st.subheader("Ask away:")
 question = st.text_input("Ask away:", "", label_visibility="collapsed")
 submit = st.button("Submit")
 
+
 st.markdown(
+    
     """
     > **For example, ask things like:**
     >
@@ -44,6 +48,7 @@ st.markdown(
     unsafe_allow_html=False,
 )
 
+
 if submit:
     if not question.strip():
         st.error("Machine Learning still can't read minds. Please enter a question.")