chore(maestro): stop nix-managing config.toml

config.toml is now a hand-edited plain file at ~/.config/maestro,
not a nix-generated symlink.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

home/yolo/services.nix

@@ -26,20 +26,13 @@ in
   ];
 
   # maestro's and rev's units come from their flake modules, not from the
-  # hand-written set below. 8081, not 8080: aoe-web already has that port on
-  # this host. There is no auth layer, so 0.0.0.0 is only safe behind the LAN
-  # perimeter.
+  # hand-written set below.
+  #
+  # settings stays empty on purpose: ~/.config/maestro/config.toml is a
+  # hand-edited plain file, not nix-generated (module skips it iff `{}`).
   services.maestro = {
     enable = true;
     web.enable = true;
-    settings = {
-      daemon.bind_addr = "127.0.0.1:7070";
-      web = {
-        bind_addr = "0.0.0.0:8081";
-        daemon_url = "http://127.0.0.1:7070";
-      };
-      tui.theme = "dark";
-    };
   };
 
   # Everything under ~, three levels deep — the worktrees live at