Function upsert

packages/opencode/src/cli/cmd/run/session-data.ts:263–271

(list: T[], item: T)

}

function upsert<T extends { id: string }>(list: T[], item: T) {
  const idx = list.findIndex((entry) => entry.id === item.id)
  if (idx === -1) {
    list.push(item)
    return
  }

  list[idx] = item
}

function remove(list: Array<{ id: string }>, id: string): boolean {
  const idx = list.findIndex((entry) => entry.id === id)