diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..014abec
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,2 @@
+github.com/rs/cors v1.11.1 h1:eU3gRzXLRK57F5rKMGMZURNdIG4EoAmX8k94r9wXWHA=
+github.com/rs/cors v1.11.1/go.mod h1:XyqrcTp5zjWr1wsJ8PIRZssZ8b/WMcMf71DJnit4EMU=