Add usefull stuff for development

hosts/colmena/default.nix

@@ -16,13 +16,35 @@
   };
 
   # Extra packages
-  environment.systemPackages = with pkgs; [
+  environment = {
+
+    systemPackages = with pkgs; [
+      direnv
       git
       just
+      zellij
     ];
 
+    interactiveShellInit = ''
+      alias j='just'
+    '';
+  };
+
   # For VSCode Remote Development
-  programs.nix-ld.enable = true;
+  programs = {
+
+    nix-ld.enable = true;
+    starship = {
+      enable = true;
+      # custom settings
+      settings = {
+        add_newline = false;
+        aws.disabled = true;
+        gcloud.disabled = true;
+        line_break.disabled = true;
+      };
+    };
+  };
 
   system.stateVersion = "24.11";
 }