chore: update n8n, vibetyper

pkgs/n8n/default.nix

@@ -11,6 +11,7 @@
   node-gyp,
   cctools,
   xcbuild,
+  dart-sass,
   libkrb5,
   libmongocrypt,
   libpq,
@@ -25,20 +26,20 @@
 in
   stdenv.mkDerivation (finalAttrs: {
     pname = "n8n";
-    version = "stable";
+    version = "2.16.1";
 
     src = fetchFromGitHub {
       owner = "n8n-io";
       repo = "n8n";
-      tag = "${finalAttrs.version}";
-      hash = "sha256-/atba0ymCqhh5Rt61UxwC2xf8SGrRsEKtlsDCIkg37Y=";
+      tag = "n8n@${finalAttrs.version}";
+      hash = "sha256-5y00RY8WWVgpxC3TNPFS9XxshgZKTlShpw+HiJVQvmM=";
     };
 
     pnpmDeps = fetchPnpmDeps {
       inherit (finalAttrs) pname version src;
       pnpm = pnpm_10;
       fetcherVersion = 3;
-      hash = "sha256-YGplNNvIOIY1BthWmejAzucXujq8AkgPJus774GmWCA=";
+      hash = "sha256-qyD+zlsBiJLwrazEclVkDmUp+wAxvdH3P6oWpmiX5rc=";
     };
 
     nativeBuildInputs =
@@ -61,6 +62,17 @@ in
       libpq
     ];
 
+    preBuild = ''
+      # Force sass-embedded to use our dart-sass instead of bundled binaries.
+      # The bundled Dart binary can't run in the Nix sandbox (no /lib64/ld-linux-x86-64.so.2).
+      for dep in node_modules/.pnpm/sass-embedded@*; do
+        substituteInPlace "$dep/node_modules/sass-embedded/dist/lib/src/compiler-path.js" \
+          --replace-fail \
+            'compilerCommand = (() => {' \
+            'compilerCommand = (() => { return ["${lib.getExe dart-sass}"];'
+      done
+    '';
+
     buildPhase = ''
       runHook preBuild