diff --git a/.DS_Store b/.DS_Store
index 75fc6c8..aeb522b 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/.swift-version b/.swift-version
new file mode 100644
index 0000000..9f55b2c
--- /dev/null
+++ b/.swift-version
@@ -0,0 +1 @@
+3.0