feat: add nix-on-droid to flake

devices/android/default.nix

@@ -0,0 +1,45 @@
+{pkgs, ...}: {
+  vars = {
+    user = "nix-on-droid";
+    hostName = "localhost";
+    neovimIde = false;
+  };
+
+  terminal.font = "${(pkgs.nerdfonts.override {
+    fonts = [
+      "JetBrainsMono"
+    ];
+  })}/share/fonts/truetype/NerdFonts/JetBrainsMonoNerdFontMono-Regular.ttf";
+
+  environment.packages = with pkgs; [
+    diffutils
+    findutils
+    utillinux
+    tzdata
+    hostname
+    man
+    gnugrep
+    ripgrep
+    gnupg
+    gnused
+    gnutar
+    bzip2
+    gzip
+    xz
+    zip
+    unzip
+    openssh
+    perl
+    alejandra
+  ];
+
+  environment.etcBackupExtension = ".bak";
+  environment.motd = null;
+  home-manager.backupFileExtension = "hm-bak";
+
+  # Set your time zone.
+  time.timeZone = "America/Montreal";
+
+  # No touchy
+  system.stateVersion = "23.05";
+}