plausible: simplify update script

pkgs/servers/web-apps/plausible/default.nix

@@ -8,6 +8,7 @@
   runCommand,
   nixosTests,
   npm-lockfile-fix,
+  nix-update-script,
   brotli,
   tailwindcss_3,
   esbuild,
@@ -91,7 +92,9 @@ let
     };
   };
 
-  patchedMixFodDeps = runCommand mixFodDeps.name { } ''
+  patchedMixFodDeps = runCommand mixFodDeps.name {
+    inherit (mixFodDeps) hash;
+  } ''
     mkdir $out
     cp -r --no-preserve=mode ${mixFodDeps}/. $out
 
@@ -125,8 +128,21 @@ beamPackages.mixRelease rec {
     tests = {
       inherit (nixosTests) plausible;
     };
-    updateScript = ./update.sh;
-    inherit assets tracker;
+    updateScript = nix-update-script {
+      extraArgs = [
+        "-s"
+        "tracker"
+        "-s"
+        "assets"
+        "-s"
+        "mjmlNif"
+      ];
+    };
+    inherit
+      assets
+      tracker
+      mjmlNif
+      ;
   };
 
   env = {

pkgs/servers/web-apps/plausible/update.sh

@@ -1,14 +0,0 @@
-#!/usr/bin/env nix-shell
-#!nix-shell -i bash -p nix-update jq elixir npm-lockfile-fix nixfmt-rfc-style
-
-set -euxo pipefail
-
-nix-update plausible
-
-version="$(nix-instantiate -A plausible.version --eval --json | jq -r)"
-source_url="$(nix-instantiate -A plausible.src.url --eval --json | jq -r)"
-
-nix-update --url "$source_url" --version "$version" plausible.tracker
-nix-update --url "$source_url" --version "$version" plausible.assets
-
-