对齐后端 label 字段；属性栏可编辑显示名称；节点库改为拖到画布落点创建。
Use full country and ISO subdivision data, show localized country names with codes, and add searchable region selection.
Add the React Flow rule editor, ordered graph APIs and runtime DAG execution.\n\nPublish rules only on OpenResty reload and reconcile checksum-driven IP group snapshots in bounded shared memory.
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