let qa_entry_type = {
  id         | String,
  question   | String,
  answer     | String,
  actor      | String | default = "human",
  created_at | String | default = "",
  tags       | Array String | default = [],
  related    | Array String | default = [],   # ontology node IDs or ADR refs
  verified   | Bool | default = false,
} in

let qa_store_type = {
  entries | Array qa_entry_type | default = [],
} in

{
  QaEntry = qa_entry_type,
  QaStore = qa_store_type,
}