Generator runner improvement

pipeline/cli.py

@@ -7,7 +7,7 @@ from pipeline.orchestrator import EphemeralVastRunner, RunOptions
 # Accept one or more config files, or a single directory (all *.json inside, sorted)
 def _resolve_configs(raw: list[str]) -> list[Path]:
     if len(raw) == 1 and Path(raw[0]).is_dir():
-        configs = sorted(Path(raw[0]).glob("*.json"))
+        configs = sorted(p for p in Path(raw[0]).glob("*.json") if not p.name.startswith("_"))
         if not configs:
             raise ValueError(f"No JSON configs found in directory: {raw[0]}")
         return configs