Added initial files

hosts/common/packages.nix

@@ -0,0 +1,23 @@
+{ config, pkgs, lib, ... }:
+
+{
+  nixpkgs.config = {
+    allowUnfree = true;
+  };
+
+  environment.systemPackages = with pkgs; [
+    any-nix-shell
+    bind
+    btop
+    git
+    lazydocker
+    micro
+    tmux
+    tree
+    wget
+  ];
+
+  programs = {
+    fish.enable = true;
+  };
+}