Upload graph.jsonl with huggingface_hub

Upload graph.jsonld with huggingface_hub

docs: add 2 cross-cutting sibling datasets to federation table (authorship-strategy + attention-not-self)

Promote HF sibling mirrors to independent section (cross-dataset federation)

Initial release: Contemplative Agent v2.3.0 knowledge graph mirror (graph.jsonld + graph.jsonl)

initial commit