feat(maestro): run the daemon and web UI on yolo

Adds the maestro flake as an input and imports its Home Manager module.
yolo enables both user services; web binds 0.0.0.0:8081 because aoe-web
already holds 8080 on this host.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

home/yolo/default.nix

@@ -31,6 +31,7 @@ in
     ../common/programs/kitty
     ../common/programs/gpg.nix
     ../common/programs/aoe
+    ../common/programs/maestro
     ../common/features/xdg.nix
     ./monitors.nix
     ./services.nix