add_min_clearance# Rules.add_min_clearance(name: str, value: str, net1: str, net2: str) → Rules# Append a minimum clearance rule between nets. Parameters: namestrRule identifier for reporting. valuestrMinimum clearance with unit (e.g., "4mil", "0.15mm"). net1strFirst net name or wildcard ("*" matches all). net2strSecond net name or wildcard ("*" matches all). Returns: RulesSelf for method chaining. Examples >>> rules = Rules().add_min_clearance("clk2data", "4mil", "CLK*", "DATA*") >>> rules.min_clearance[0].net1 'CLK*'