Add stack.yaml.lock

Author: FullstackGJJ

stack.yaml.lock

@@ -0,0 +1,12 @@
+# This file was autogenerated by Stack.
+# You should not edit this file by hand.
+# For more information, please see the documentation at:
+#   https://docs.haskellstack.org/en/stable/lock_files
+
+packages: []
+snapshots:
+- completed:
+    size: 532177
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/16/20.yaml
+    sha256: 0e14ba5603f01e8496e8984fd84b545a012ca723f51a098c6c9d3694e404dc6d
+  original: lts-16.20