use stack lts-18.8

Update text handling to keep uptodate with changes with string conversion,
using 'encodeUtf' and 'decodeUtf' where necessary.

One update uses an odd encoding to and from JSON, which must be looked at
later.

1 files changed, 7 insertions, 1 deletions

diff --git a/stack.yaml b/stack.yaml
index 7e7ab39..7da6e61 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -17,7 +17,7 @@
 #
 # resolver: ./custom-snapshot.yaml
 # resolver: https://example.com/snapshots/2018-01-01.yaml
-resolver: lts-14.27
+resolver: lts-18.8
 
 # User packages to be built.
 # Various formats can be used as shown in the example below.
@@ -34,10 +34,16 @@ resolver: lts-14.27
 #  - wai
 packages:
 - .
+
 # Dependency packages to be pulled from upstream that are not in the resolver
 # using the same syntax as the packages field.
 # (e.g., acme-missiles-0.3)
 extra-deps: []
+# - protolude-0.3.0@sha256:8361b811b420585b122a7ba715aa5923834db6e8c36309bf267df2dbf66b95ef,2693
+
+# Protolude requires some newer than otherwise allowe dependencies.
+#allow-newer: true
+
 
 # Override default flag values for local packages and extra-deps
 # flags: {}