Fixup: allow persistent-2.18

Author: mpilgrem

CONTRIBUTING.md

@@ -351,10 +351,10 @@ compatibility with a range of versions of GHC that a library package (such as
 Stack aims to depend on well-known packages. The specific versions on which it
 depends at any time are specified by `package.yaml` and `stack.yaml`. It does
 not aim to be compatible with more than one version of the `Cabal` package at
-any time. At the time of writing (December 2025) the package versions are
+any time. At the time of writing (January 2026) the package versions are
 primarily ones in Stackage snapshot LTS Haskell 24.24 (for GHC 9.10.3), the
-latest version of `Cabal` released on Hackage (`Cabal-3.16.0.0`) and
-`pantry-0.11.2`.
+latest version of `Cabal` released on Hackage (`Cabal-3.16.0.0`),
+`pantry-0.11.2`, and `persistent-2.18.0.0`.
 
 A Stack executable makes use of Cabal (the library) through a small 'Setup'
 executable that it compiles from Haskell source code. The executable compiles

cabal.config

@@ -149,7 +149,7 @@ constraints:
   , path-io ==1.8.2
   , path-pieces ==0.2.1
   , pem ==0.2.4
-  , persistent ==2.17.1.0
+  , persistent ==2.18.0.0
   , persistent-sqlite ==2.13.3.1
   , persistent-template ==2.12.0.0
   , pretty ==1.1.3.6

package.yaml

@@ -112,7 +112,7 @@ dependencies:
 # In order for Cabal (the tool) to build Stack, it needs to be told of the
 # upper bound on persistent. See
 # https://github.com/commercialhaskell/stack/pull/5677#issuecomment-1193318542
-- persistent >= 2.14.0.0 && < 2.18
+- persistent >= 2.14.0.0 && < 2.19
 - persistent-sqlite
 - pretty
 - process >= 1.6.13.2

stack.yaml

@@ -6,6 +6,8 @@ extra-deps:
 - Cabal-syntax-3.16.0.0@sha256:6a35036763557301876c5b7a448de4f1cb54fe1e223ff6c4c0c1fdd6df635a65,7509
 # lts-24.24 specifies pantry-0.10.1
 - pantry-0.11.2@sha256:bc14e75f512deb22e0d9d645e62eb63b319d1732bfed6509491601215ecbd307,7896
+# lts-24.24 specifies persistent-2.17.1.0
+- persistent-2.18.0.0@sha256:baa3e0959cf10bbd1da462efeb61d4f073d0cc924a149325494ba5ce29bc17a4,7096
 
 docker:
   enable: false

stack.yaml.lock

@@ -25,6 +25,13 @@ packages:
       size: 2722
   original:
     hackage: pantry-0.11.2@sha256:bc14e75f512deb22e0d9d645e62eb63b319d1732bfed6509491601215ecbd307,7896
+- completed:
+    hackage: persistent-2.18.0.0@sha256:baa3e0959cf10bbd1da462efeb61d4f073d0cc924a149325494ba5ce29bc17a4,7096
+    pantry-tree:
+      sha256: 41480a227b9c2ff72b29a8f6a8fddb4888bc656be052ad58f2fef508378089f3
+      size: 7184
+  original:
+    hackage: persistent-2.18.0.0@sha256:baa3e0959cf10bbd1da462efeb61d4f073d0cc924a149325494ba5ce29bc17a4,7096
 snapshots:
 - completed:
     sha256: 4bc8e0388916c4000645c068dff642482d6ed1b68b747c2d4d444857979963e0