# diagnostics.py — vST-beta diagnostics helpers (placeholders)
 
def build_validate_payload(system_map=None, flows=None, constraints=None):
    return {
        "system_map": system_map or {},
        "flows": flows or [],
        "constraints": constraints or []
    }
 
 
def build_corridor_payload(data=None):
    return data or {}
 
 
def build_topology_payload(data=None):
    return data or {}
 
# These helpers define the shape of future vST interactions.
# They do not implement substrate logic.