swaylock-mobile: init (i won't likely use it though)

pkgs/additional/swaylock-mobile/default.nix

@@ -0,0 +1,56 @@
+# STATUS:
+# - it unlocks via physical keyboard
+# - pressing the OSK results in... nothing (on my laptop)
+#   maybe it's listening only on a single input device?
+{ lib, stdenv
+, cairo
+, fetchFromGitea
+, gdk-pixbuf
+, libxcrypt
+, libxkbcommon
+, meson
+, ninja
+, pam
+, pkg-config
+, scdoc
+, wayland
+, wayland-protocols
+, wayland-scanner
+}:
+stdenv.mkDerivation {
+  pname = "swaylock-mobile";
+  version = "1.6-unstable-2022-05-01";  #< from meson.build
+
+  src = fetchFromGitea {
+    domain = "codeberg.org";
+    owner = "slatian";
+    repo = "swaylock-mobile";
+    rev = "aa5387b822f77390afe0ca7fc8c6c2fe48b0f61c";
+    hash = "sha256-4lEKkpqEVvbreZg2xxCtfUJlBZpM8ScvdDBKEY3ObDo=";
+  };
+
+  nativeBuildInputs = [
+    meson
+    ninja
+    pkg-config
+    scdoc
+    wayland-scanner
+  ];
+  buildInputs = [
+    cairo
+    gdk-pixbuf
+    libxcrypt
+    libxkbcommon
+    pam
+    wayland
+    wayland-protocols
+  ];
+
+  meta = with lib; {
+    description = "Fork of swaylock for use on Linux Phones";
+    homepage = "https://slatecave.net/creations/swaylock-mobile/";
+    mainProgram = "swaylock";
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ colinsane ];
+  };
+}

pkgs/default.nix

@@ -62,6 +62,7 @@ let
     signal-desktop-from-src = callPackage ./additional/signal-desktop-from-src { };
     static-nix-shell = callPackage ./additional/static-nix-shell { };
     sublime-music-mobile = callPackage ./additional/sublime-music-mobile { };
+    swaylock-mobile = callPackage ./additional/swaylock-mobile { };
     swaylock-plugin = callPackage ./additional/swaylock-plugin { };
     sxmo_swaylock = callPackage ./additional/sxmo_swaylock { };
     sxmo-utils = callPackage ./additional/sxmo-utils { };