Update app.py

app.py

@@ -76,6 +76,10 @@ QA = RetrievalQA.from_chain_type(
 
 app = Flask(__name__)
 
+@app.route("/")
+def index():
+    return render_template("home.html")
+
 
 @app.route("/api/delete_source", methods=["GET"])
 def delete_source_route():