Version 0.6.0

What's Changed

• build(w1r3): support A/B compare on same GCE VM by @chingor13 in #1416
• chore(deps): bump crate-ci/typos from 1.50.2 to 1.50.3 in the github-actions group by @dependabot[bot] in #1422
• fix(gax): use HTTPHeaders in RequestOptions by @chingor13 in #1384
• perf(storage): increase multipart chunk size for single-shot uploads by @chingor13 in #1418
• fix(gax)!: mark PollableOperation @_spi by @chingor13 in #1421
• docs(storage): add error troubleshooting guide by @chingor13 in #1420
• fix(storage)!: remove init(symmetricKey:) by @chingor13 in #1424
• fix(gax): return .permanent in NeverRetry by @chingor13 in #1427
• fix: use dedicated Iterator for header types by @chingor13 in #1426
• fix(gax): treat HTTP 300 as error in isError() by @chingor13 in #1425
• feat(gax): add _ApiClientHeader helper struct by @chingor13 in #1423
• fix(gax): map decode errors to malformedResponse by @chingor13 in #1428
• fix(gax-grpc): validate endpoint URL scheme by @chingor13 in #1432
• fix(gax): stop re-exporting NIOHTTP1 by @chingor13 in #1433
• fix(wkt): reject >9 fractional second digits by @chingor13 in #1430
• fix(gax): count throttled attempts toward limit by @chingor13 in #1429
• fix(storage): enforce single-pass ReadObject body by @chingor13 in #1431
• fix(wkt): encode top-level Data as base64 (#1397) by @chingor13 in #1434
• feat(wkt): add Hashable to WKTValue (#1124) by @chingor13 in #1435
• fix(gax)!: rename idempotency to idempotent by @chingor13 in #1438
• fix(auth): validate service account PEM on init by @chingor13 in #1436
• test(storage): support chunk sizes in StorageW1R3 by @chingor13 in #1374
• feat(wkt): add .with helper to WKTFieldMask by @chingor13 in #1440
• fix(auth): unwrap error in MDS isRetryable by @chingor13 in #1445
• feat: mark .with helpers as @inlinable by @chingor13 in #1446
• fix(gax,longrunning): preserve LRO status details by @chingor13 in #1441
• chore: update discovery and googleapis SHA circa 2026-10-14 by @chingor13 in #1452
• feat(gax): enhance RetryState and PollingState by @chingor13 in #1443
• fix(storage): synchronize StreamSource state by @chingor13 in #1447
• feat(gax)!: direct init for ExponentialBackoff by @chingor13 in #1448
• fix(storage): StoragePreconditions Hashable by @chingor13 in #1450
• fix(wkt): throw missingValueField when absent by @chingor13 in #1451
• test(storage): cleanup mocks with handler deques by @chingor13 in #1454
• design(storage): add rewriteObject design doc by @chingor13 in #1455
• docs(guide): add IAM OCC loop guide (#143) by @chingor13 in #1456
• test: retry transient 5xx in integration tests by @chingor13 in #1457
• fix(compute): map Operation error details by @chingor13 in #1439
• chore(deps): bump github.com/apple/swift-log from 1.15.1 to 1.16.1 by @dependabot[bot] in #1461
• chore(deps): bump github.com/apple/swift-nio from 2.103.0 to 2.104.0 by @dependabot[bot] in #1460
• fix(guide): use direct ExponentialBackoff init by @chingor13 in #1462
• docs(wkt): fix WKTAny.typeURL doc comment by @chingor13 in #1465
• fix(storage): resolve StorageControl idempotency by @chingor13 in #1463
• fix(storage): add rethrows to ReadObject with by @chingor13 in #1458
• docs(guide): how to deploy to GKE by @chingor13 in #1449
• fix(wkt): avoid array copy in base64 encode by @chingor13 in #1480
• refactor(auth): pass raw Data to ADC parsers by @chingor13 in #1482
• fix(wkt): deduplicate ProtoJSONEncoder switch by @chingor13 in #1483
• fix(auth): deduplicate and fix isRetryable by @chingor13 in #1484
• fix(auth): cancel TokenCache loop on deinit by @chingor13 in #1485
• ci: retry package resolve for sub-packages by @chingor13 in #1486
• fix(auth): sub-second slack in TokenCache.isStale by @chingor13 in #1487
• feat(gax): store api client header in http and grpc clients by @chingor13 in #1466
• feat(storage): add rewriteObject helpers by @chingor13 in #1453
• refactor!: use underlyingError for wrapped errors by @chingor13 in #1496
• test(storage): fix sample test bucket cleanup by @chingor13 in #1491
• test(storage): reduce sample bucket quota load by @chingor13 in #1492
• test(storage): split anywhere cache samples by @chingor13 in #1493
• fix(compute): replace try! with try? in Operation._detectErrors() by @nolanleastin in #1499
• feat(wkt): add Foundation.Date conversions and non-throwing initializ… by @nolanleastin in #1500
• fix: improve uncaught top-level error output by @chingor13 in #1497
• test(storage): work around nightly SIL crash by @chingor13 in #1504
• test(storage): re-enable control lifecycle test by @chingor13 in #1494
• fix(auth): validate GCE_METADATA_HOST URL by @chingor13 in #1501
• fix(storage): set ReadObjectDetails.totalBytes by @chingor13 in #1503
• fix(storage): preserve ReadObject resume state by @chingor13 in #1502
• chore: update discovery and googleapis SHA circa 2026-10-21 by @chingor13 in #1510
• fix(wkt): accept URL-safe and unpadded Base64 when decoding bytes by @nolanleastin in #1516
• fix(storage): deduplicate StringOrInt and reject malformed numeric st… by @nolanleastin in #1515
• fix(auth): surface public CredentialsError from Credentials.init and … by @nolanleastin in #1517
• chore(auth): omit token URLs from error messages and rename tokenUri … by @nolanleastin in #1520
• refactor(storage): remove BucketName aliases by @chingor13 in #1514
• fix(storage): split CRC32C and MD5 value types by @chingor13 in #1505
• refactor(storage): unify CRC32C base64 decoding by @chingor13 in #1511
• refactor(storage): share retryable error check by @chingor13 in #1512
• fix(gax): add PollingErrorPolicy.remainingTime by @chingor13 in #1495
• refactor(storage): deduplicate upload helpers by @chingor13 in #1513
• chore: regenerate cross-reference links for escaped identifiers by @nolanleastin in #1519
• chore(deps): bump crate-ci/typos from 1.50.3 to 1.51.1 in the github-actions group by @dependabot[bot] in #1523
• test(storage): use PackageVersion.version in client header test by @chingor13 in #1522
• chore: release circa 2026-10-22 by @chingor13 in #1521

Full Changelog: 0.5.0...0.6.0