Update app.py

app.py

@@ -34,7 +34,7 @@ def update_repository():
 def index():
     return app.send_static_file('operacao.html')
 
-@ app.route('/operacaoTemplate')
+@ app.route('/operacaoTemplate.html')
 def operacao():
     return app.send_static_file('operacaoTemplate.html')