sebastienrousseau/pacs008-mcp

ISO 20022 FI-to-FI credit-transfer generation + validation** (`pacs.008` FI-to-FI Customer Credit Transfer, `pacs.004` Payment Return, `pacs.002` Status Report). 15 tools across message-type + scheme discovery, JSON Schema + rail-usage validation, validated XML generation, XSD validation, inbound parsing, the November 2026 structured-address cliff toolkit (classify/validate/repair/batch), and lega