{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "mindnet_edge",
  "type": "object",
  "description": "Edge-Payload (Qdrant). Unterstützt Legacy (edge_type/src_id/dst_id) und neues Schema (kind/source_id/target_id/note_id/status).",

  "properties": {
    "scope":     { "type": "string", "enum": ["note","chunk"] },

    "edge_type": { "type": "string", "description": "Legacy: z. B. references/backlink/belongs_to/prev/next" },
    "src_id":    { "type": "string", "description": "Legacy: source_id" },
    "dst_id":    { "type": "string", "description": "Legacy: target_id" },

    "kind":      { "type": "string", "description": "Neu: z. B. references/backlink/belongs_to/prev/next" },
    "source_id": { "type": "string" },
    "target_id": { "type": "string" },
    "note_id":   { "type": "string", "description": "Owner-Note für diesen Edge (Filter/Purge)" },
    "status":    { "type": "string", "description": "optional, z. B. 'unresolved'" },

    "weight":    { "type": "number" },
    "meta":      { "type": "object" },
    "created_at":{ "type": "string" }
  },

  "anyOf": [
    { "required": ["src_id", "dst_id", "edge_type", "scope"] },
    { "required": ["source_id", "target_id", "kind", "scope"] }
  ],

  "additionalProperties": true
}