Function scopeKey

src/cli/transports/ccrClient.ts:120–125

(m: {
  session_id: string
  parent_tool_use_id: string | null
})

}

function scopeKey(m: {
  session_id: string
  parent_tool_use_id: string | null
}): string {
  return `${m.session_id}:${m.parent_tool_use_id ?? ''}`
}

/**
 * Accumulate text_delta stream_events into full-so-far snapshots per content