home/natto: move around stuff

move git and zsh from hosts/satori and split services.nix

Signed-off-by: Amneesh Singh <natto@weirdnatto.in>

home/natto/git.nix

@@ -0,0 +1,16 @@
+{ config, pkgs, ... }:
+{
+  programs.git = {
+    enable = true;
+    package = pkgs.git.override {
+      doInstallCheck = false;
+      sendEmailSupport = true;
+      withManual = false;
+    };
+  };
+
+  age.secrets.gitconfig = {
+    file = ./secrets/.gitconfig.age;
+    path = "${config.home.homeDirectory}/.gitconfig";
+  };
+}