Add jujutsu

Justfile

@@ -4,3 +4,5 @@ update:
     nix flake update
 backup:
     home-manager switch --flake .#sudoer777 -b backup
+man:
+    man home-configuration.nix

home.nix

@@ -88,6 +88,19 @@ in
         git_protocol = "ssh";
       };
     };
+    jujutsu = {
+      enable = true;
+      settings = {
+        user = {
+          name = "Ethan Reece";
+          email = "contact@ethanreece.com";
+        };
+        signing = {
+          behavior = "own";
+          backend = "gpg";
+        };
+      };
+    };
     codex = {
       enable = true;
       custom-instructions = ''