Fix release (#3187)

* fix s390x build https://github.com/NixOS/nixpkgs/pull/428446

* fix ziglang build

* arm64 build is faster than x86_64

.github/workflows/releases.yml

@@ -26,7 +26,7 @@ jobs:
           pwndbg-lldb-cross-x86_32-tarball,
           pwndbg-lldb-cross-loong64-tarball,
         ]
-    runs-on: ubuntu-latest  # x86_64-linux
+    runs-on: ubuntu-24.04-arm  # aarch64-linux
     timeout-minutes: 360
     steps:
     - uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9  # @v3

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1752997324,
-        "narHash": "sha256-vtTM4oDke3SeDj+1ey6DjmzXdq8ZZSCLWSaApADDvIE=",
+        "lastModified": 1753750875,
+        "narHash": "sha256-J1P0aQymehe8AHsID9wwoMjbaYrIB2eH5HftoXhF9xk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "7c688a0875df5a8c28a53fb55ae45e94eae0dddb",
+        "rev": "871381d997e4a063f25a3994ce8a9ac595246610",
         "type": "github"
       },
       "original": {

nix/pyenv.nix

@@ -135,9 +135,26 @@ let
     uv = dummy;
     gdb-for-pwndbg = dummy;
     lldb-for-pwndbg = dummy;
-    ziglang = prev.ziglang.override {
-      sourcePreference = "wheel";
-    };
+
+    # ziglang is only supported on few platforms
+    ziglang =
+      if
+        (
+          pkgs.stdenv.hostPlatform.isDarwin
+          || (pkgs.stdenv.hostPlatform.isLinux && pkgs.stdenv.hostPlatform.isx86)
+          || (pkgs.stdenv.hostPlatform.isLinux && pkgs.stdenv.hostPlatform.isAarch)
+          || (
+            pkgs.stdenv.hostPlatform.isLinux
+            && pkgs.stdenv.hostPlatform.isPower64
+            && pkgs.stdenv.hostPlatform.isLittleEndian
+          )
+        )
+      then
+        prev.ziglang.override {
+          sourcePreference = "wheel";
+        }
+      else
+        dummy;
 
     psutil = pkgs.callPackage (
       {