apfel-llm: init at 1.0.5

This package enables to run apples foundation models locally on your
MacOS device!
Since it requires swift 6.3.0 to build and nixpkgs provides only 5.10.1,
I opted to package the release output.
Autoupdates and version check are enabled!

pkgs/by-name/ap/apfel-llm/package.nix

@@ -0,0 +1,53 @@
+{
+  lib,
+  stdenv,
+  fetchurl,
+  versionCheckHook,
+  nix-update-script,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "apfel-llm";
+  version = "1.0.5";
+
+  __structuredAttrs = true;
+  strictDeps = true;
+
+  # Building from source requires swift 6.3.0 while nixpkgs only has 5.10.1
+  src = fetchurl {
+    url = "https://github.com/Arthur-Ficial/apfel/releases/download/v${finalAttrs.version}/apfel-${finalAttrs.version}-arm64-macos.tar.gz";
+    hash = "sha256-etEOYkYVPm08SRE3nuKcDigS7lCkUUgMacOl/sLv/1A=";
+  };
+
+  sourceRoot = ".";
+
+  dontBuild = true;
+  dontConfigure = true;
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/bin
+    cp apfel $out/bin/
+    chmod +x $out/bin/apfel
+
+    runHook postInstall
+  '';
+
+  nativeInstallCheckInputs = [ versionCheckHook ];
+  doInstallCheck = true;
+
+  passthru.updateScript = nix-update-script { };
+
+  meta = {
+    description = "Local Apple Intelligence LLM CLI and server";
+    homepage = "https://github.com/Arthur-Ficial/apfel";
+    changelog = "https://github.com/Arthur-Ficial/apfel/releases/tag/v${finalAttrs.version}";
+    license = lib.licenses.mit;
+    platforms = [ "aarch64-darwin" ];
+    mainProgram = "apfel";
+    sourceProvenance = [
+      lib.sourceTypes.binaryNativeCode
+    ];
+  };
+})