{
  "base": {
    "threadPinned": [
      {
        "file": "src/commands/backup.test.ts",
        "reason": "Measured ~16% faster under threads than forks on base config after removing process.chdir() from the test."
      },
      {
        "file": "src/auto-reply/reply/commands-acp/install-hints.test.ts",
        "reason": "Measured ~35% faster under threads than forks on base config after removing process.chdir() from the test."
      },
      {
        "file": "src/agents/pi-extensions/compaction-safeguard.test.ts",
        "reason": "Measured ~27% faster under threads than forks on base config after removing process.chdir() from the test."
      }
    ]
  },
  "unit": {
    "isolated": [
      {
        "file": "extensions/imessage/src/monitor.shutdown.unhandled-rejection.test.ts",
        "reason": "Touches process-level unhandledRejection listeners."
      }
    ],
    "threadPinned": [
      {
        "file": "src/infra/outbound/message-action-runner.context.test.ts",
        "reason": "Terminates cleanly under threads, but not process forks on this host."
      },
      {
        "file": "src/infra/outbound/targets.test.ts",
        "reason": "Measured ~14% faster under threads than forks on this host while keeping the file green."
      },
      {
        "file": "src/infra/outbound/agent-delivery.test.ts",
        "reason": "Measured ~17% faster under threads than forks on this host while keeping the file green."
      },
      {
        "file": "src/media-understanding/runner.video.test.ts",
        "reason": "Measured ~25% faster under threads than forks on this host while keeping the file green."
      }
    ]
  }
}