added chromeos-ectool pkg

packages/default.nix

@@ -0,0 +1,24 @@
+{ stdenv, pkgs, lib }:
+
+pkgs.stdenv.mkDerivation rec {
+  name = "cros-ectool";
+  nativeBuildInputs = with pkgs; [ cmake ninja pkg-config libusb libftdi1 ];
+  src = pkgs.fetchFromGitLab {
+    domain = "gitlab.howett.net";
+    owner = "DHowett";
+    repo = "ectool";
+    rev = "39d64fb0e79e874cfe9877af69158fc2520b1a80";
+    hash = "sha256-SHRnyqicFlviBDu3aH+uKVUstVxpIhZV6JSuZOgOwXU=";
+  };
+  installPhase = ''
+    mkdir -p $out/bin
+    cp src/ectool $out/bin/ectool
+  '';
+  meta = with lib; {
+    description = "ectool for ChromeOS devices";
+    homepage = "https://gitlab.howett.net/DHowett/ectool";
+    license = licenses.bsd3;
+    platforms = platforms.linux;
+    mainProgram = "ectool";
+  };
+}