chore(deps): update nixpkgs to latest nixpkgs-unstable

This allows building TemplateHaskell with GHC 9.6+ via iserv-proxy.

.github/actionlint.yml

@@ -1,6 +0,0 @@
-# TODO: Remove this once a new actionlint release has been cut
-# and made its way to us through nixpkgs.
-self-hosted-runner:
-  labels:
-    - macos-15-intel
-    - ubuntu-24.04-arm

.github/actions/cache-on-main/action.yaml

@@ -8,7 +8,6 @@ inputs:
     required: true
   save-prs:
     description: Whether to additionally store the cache in a pull request, too. Should only be used for very small caches.
-    type: boolean
   prefix:
     description: Cache key prefix to be used in both primary key and restore-keys.
     required: true

flake.lock

@@ -2,16 +2,16 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1752006229,
+        "lastModified": 1776329215,
-        "narHash": "sha256-BeuAPwNM2RBc5bvUTb0j4GRs2yBkDeRCw/8Y3v9Xesc=",
+        "narHash": "sha256-a8BYi3mzoJ/AcJP8UldOx8emoPRLeWqALZWu4ZvjPXw=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "c80edd02003fe3d8af527215a3ac069be9cfd47f",
+        "rev": "b86751bc4085f48661017fa226dee99fab6c651b",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixpkgs-25.05-darwin",
+        "ref": "nixpkgs-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }

flake.nix

@@ -2,7 +2,7 @@
   description = "REST API for any Postgres database";
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-25.05-darwin";
+    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
   };
 
   nixConfig = {

nix/overlays/haskell-packages.nix

@@ -49,26 +49,6 @@ let
       # Before upgrading fuzzyset to 0.3, check: https://github.com/PostgREST/postgrest/issues/3329
       fuzzyset = prev.fuzzyset_0_2_4;
 
-      # TODO: Remove once available in nixpkgs haskellPackages
-      configurator-pg =
-        prev.callHackageDirect
-          {
-            pkg = "configurator-pg";
-            ver = "0.2.11";
-            sha256 = "sha256-mtGtNawDJgz2ZIEVca+IYXVu4oNw9xsfJiYWAqAbbgc=";
-          }
-          { };
-
-      # TODO: Remove once available in nixpkgs haskellPackages
-      streaming-commons =
-        prev.callHackageDirect
-          {
-            pkg = "streaming-commons";
-            ver = "0.2.3.1";
-            sha256 = "sha256-Gl2eaJcWe1sxmcE/octWlH9uSnERguf+5H66K4fV87s=";
-          }
-          { };
-
       # Downgrade hasql and related packages while we are still on GHC 9.4 for the static build.
       hasql = lib.dontCheck (lib.doJailbreak prev.hasql_1_6_4_4);
       hasql-dynamic-statements = lib.dontCheck prev.hasql-dynamic-statements_0_3_1_5;
@@ -77,6 +57,8 @@ let
       hasql-pool = lib.dontCheck prev.hasql-pool_1_0_1;
       hasql-transaction = lib.dontCheck prev.hasql-transaction_1_1_0_1;
       postgresql-binary = lib.dontCheck (lib.doJailbreak prev.postgresql-binary_0_13_1_3);
+      text-builder = prev.text-builder_0_6_10;
+      text-builder-dev = prev.text-builder-dev_0_3_10;
     };
 in
 {

nix/tools/devTools.nix

@@ -172,7 +172,7 @@ let
           # The following unsets all GIT_ variables.
           unset "''${!GIT_@}"
 
-          # shellcheck disable=SC2317
+          # shellcheck disable=SC2329
           function restore () {
             ref="$(git stash list --format=format:%gD --grep "$1" -n1)"
             # this will avoid merge conflicts when applying the stash

nix/tools/style.nix

@@ -83,7 +83,7 @@ let
         # ruff has gaps in scanning for unused code, so we use vulture
         echo "Scanning python files for unused code..."
         ${silver-searcher}/bin/ag -l --vimgrep -g '\.l?py$' . \
-          | xargs ${python3Packages.vulture}/bin/vulture --exclude docs/conf.py
+          | xargs ${python3Packages.vulture}/bin/vulture --exclude docs/conf.py --min-confidence 80
 
         echo "Linting python files..."
         ${ruff}/bin/ruff check .

nix/tools/tests.nix

@@ -7,7 +7,6 @@
 , glibcLocales ? null
 , gnugrep
 , hpc-codecov
-, hostPlatform
 , jq
 , lib
 , postgrest
@@ -159,7 +158,7 @@ let
       }
       (
         # required for `hpc markup` in CI; glibcLocales is not available e.g. on Darwin
-        lib.optionalString (stdenv.isLinux && hostPlatform.libc == "glibc") ''
+        lib.optionalString (stdenv.isLinux && stdenv.hostPlatform.libc == "glibc") ''
           export LOCALE_ARCHIVE="${glibcLocales}/lib/locale/locale-archive"
         '' +
 

nix/tools/withTools.nix

@@ -116,7 +116,7 @@ let
             export PGRST_DB_URI="postgres:///$PGDATABASE?host=$PGREPLICAHOST,$PGHOST"
           fi
 
-          # shellcheck disable=SC2317
+          # shellcheck disable=SC2329
           stop () {
             log "Stopping the database cluster..."
             pg_ctl stop --mode=immediate >> "$setuplog"
@@ -329,7 +329,7 @@ let
 
         $PGRST_CMD ${legacyConfig} > "$tmpdir"/run.log 2>&1 &
         pid=$!
-        # shellcheck disable=SC2317
+        # shellcheck disable=SC2329
         cleanup() {
           # Send INT to all postgrest processes.
           # Workaround to trigger dumping postgrest.prof for postgrest-profiled-run

src/PostgREST/Config.hs

@@ -362,7 +362,7 @@ parser optPath env dbSettings roleSettings roleIsolationLvl =
           | otherwise -> pure $ fromList schemas
           where
             schemas = splitOnCommas s
-            errMsg x = ("db-schemas does not allow schema: '" <> x <> "'")
+            errMsg x = "db-schemas does not allow schema: '" <> x <> "'"
 
     parseSocketFileMode :: C.Key -> C.Parser C.Config FileMode
     parseSocketFileMode k =

test/io/conftest.py

@@ -87,7 +87,7 @@ def metapostgrest():
 
 
 class YamlSnapshotExtension(SingleFileSnapshotExtension):
-    _file_extension = "yaml"
+    file_extension = "yaml"
 
 
 @pytest.fixture