Add service categories and also unbreak things

velping/config.py

@@ -10,6 +10,7 @@ class ServiceConfig(BaseModel):
 	name: str
 	type: Literal["http", "tcp"]
 	timeout: int = 5
+	category: str | None = None
 
 
 class HTTPServiceConfig(ServiceConfig):
@@ -58,6 +59,8 @@ def load_cfg() -> Config:
 		if isinstance(cfg.services, dict):
 			print("Your services config is using a dict, which is deprecated.")
 			cfg.services = list(cfg.services.values())
+
+		cfg.services = sorted(cfg.services, key=lambda s: s.category or "")
 	except ValidationError as e:
 		raise SystemExit(str(e))