新增全局流水号

tests/asset-ledger/LedgerResultTest.php

@@ -8,11 +8,13 @@ final class LedgerResultTest extends TestCase {
 	public function test_balance_reads_integer_minor_units(): void {
 		$result = new LedgerResult(17, true, [], [
 			4 => ['points' => 25, 'balance' => 1234],
-		]);
+		], 'AK20260825123456000001');
 		self::assertSame(25, $result->balance(4, AssetType::POINTS));
 		self::assertSame(1234, $result->balance(4, AssetType::BALANCE));
 		self::assertSame(0, $result->balance(99, AssetType::BALANCE));
 		self::assertSame(17, $result->to_array()['transaction_id']);
 		self::assertTrue($result->to_array()['replayed']);
+		self::assertSame('AK20260825123456000001', $result->flow_number);
+		self::assertSame('AK20260825123456000001', $result->to_array()['flow_number']);
 	}
 }