add rust programming tooling

modules/common/programming/default.nix

@@ -6,6 +6,7 @@
     ./lua.nix
     ./nix.nix
     ./python.nix
+    ./rust.nix
     ./terraform.nix
   ];
 

modules/common/programming/rust.nix

@@ -0,0 +1,17 @@
+{ config, pkgs, lib, ... }: {
+
+  options.rust.enable = lib.mkEnableOption "Rust programming language.";
+
+  config = lib.mkIf config.rust.enable {
+
+    home-manager.users.${config.user} = {
+
+      home.packages = with pkgs; [ cargo rustc ];
+
+      programs.fish.shellAbbrs = { };
+
+    };
+
+  };
+
+}