Function planTargetShards

e2e/scripts/ci-shard.ts:221–231

(
  target: CiTarget,
  e2eRoot: string,
)

/** Discovers and plans all shards for one configured target. */
export const planTargetShards = async (
  target: CiTarget,
  e2eRoot: string,
): Promise<readonly CiShardAssignment[]> => {
  const paths = await discoverTargetTestFiles(target, e2eRoot);
  const weighted = paths.map((path) => ({
    path,
    durationMs: durationForTestFile(target, path),
  }));
  return planCiShards(weighted, CI_SHARD_COUNTS[target]);
};