Added home configs for ARM systems

homes/aarch64-linux/alejandro/default.nix

@@ -0,0 +1,26 @@
+{...}: {
+  aa = {
+    apps = {
+      bat.enable = true;
+      btop.enable = true;
+      tmux.enable = true;
+    };
+
+    programs = {
+      gpg.enable = true;
+      zoxide.enable = true;
+    };
+
+    tools = {
+      direnv.enable = true;
+      eza.enable = true;
+      git.enable = true;
+      zsh.enable = true;
+    };
+  };
+
+  # misc utils without custom config
+  programs = {
+    fzf.enable = true;
+  };
+}