{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "context.evidence-maintenance.v1",
  "type": "object",
  "additionalProperties": false,
  "required": ["schema", "decisions"],
  "properties": {
    "schema": {
      "const": "context.evidence-maintenance.v1"
    },
    "decisions": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["view_ref", "action"],
        "properties": {
          "view_ref": {
            "type": "string",
            "minLength": 1
          },
          "action": {
            "enum": ["re-pin", "deprecate", "keep-orphaned"]
          }
        }
      }
    }
  }
}