Function collectSurfacedMemories

src/utils/attachments.ts:2251–2266

(messages: ReadonlyArray<Message>)

 * are gone from the compacted transcript, so re-surfacing is valid again.
 */
export function collectSurfacedMemories(messages: ReadonlyArray<Message>): {
  paths: Set<string>
  totalBytes: number
} {
  const paths = new Set<string>()
  let totalBytes = 0
  for (const m of messages) {
    if (m.type === 'attachment' && m.attachment.type === 'relevant_memories') {
      for (const mem of m.attachment.memories) {
        paths.add(mem.path)
        totalBytes += mem.content.length
      }
    }
  }
  return { paths, totalBytes }
}

/**
 * Reads a set of relevance-ranked memory files for injection as