langchain-aws==1.5.1

What's Changed

• feat(aws): Enable streaming for prompt_prefill structured output mode by Michael Chin (@michaelnchin) in #1042
• fix(aws): Fixed prompt prefill instructions to match Pydantic format by gabrielrfg in #1058
• test(aws): make test_tool_use_with_cache_point deterministic by Mason Daugherty (@mdrxy) in #1056
• test(aws): add additional test guidance by Mason Daugherty (@mdrxy) in #1059
• test(aws): fix yaml parse error in test_request_headers by Mason Daugherty (@mdrxy) in #1060
• test(aws): make ChatAnthropicBedrock region tests hermetic by Mason Daugherty (@mdrxy) in #1061
• test(aws): make test_request_headers robust to credential-resolution requests by Mason Daugherty (@mdrxy) in #1062
• test(aws): silence pending deprecation and PDF user warnings in test runs by Mason Daugherty (@mdrxy) in #1063
• test(aws): scope PDF filename warning filter via pytestmark by Mason Daugherty (@mdrxy) in #1066
• test(aws): capture Bedrock header assertions with botocore hook by Mason Daugherty (@mdrxy) in #1068
• test(aws): make integration cassettes survive a live re-record by Mason Daugherty (@mdrxy) in #1074
• test(aws): log VCR request body on cassette mismatch (temporary debug) by Mason Daugherty (@mdrxy) in #1078
• test(aws): disable pytest-benchmark under xdist to silence PytestBenchmarkWarning by Mason Daugherty (@mdrxy) in #1079
• test(aws): silence third-party pydantic deprecation warning in pytest by Mason Daugherty (@mdrxy) in #1081
• chore: bump starlette from 1.0.0 to 1.0.1 in /libs/aws in the uv group across 1 directory by Dependabot (@dependabot)[bot] in #1080
• release(aws): 1.5.1 by Michael Chin (@michaelnchin) in #1084

Full Changelog: langchain-aws==1.5.0...langchain-aws==1.5.1