feat: add Bedrock Managed Knowledge Base support to RetrieveTool#360
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- RetrieveTool supports MANAGED KB type via knowledgeBaseType parameter (default: VECTOR) - Added managedSearchConfiguration support alongside existing vectorSearchConfiguration - Added AgenticRetrieveStream for MANAGED KBs with fallback to plain Retrieve - Updated README with managed KB callout and reranking options - 262 jest tests pass - Added BEDROCK_MANAGED_KB.md design doc - Existing VECTOR retrieval path unchanged
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Issue #, if available:
N/A — new feature addition for AWS Bedrock Managed Knowledge Base GA launch.
Description of changes:
Added Bedrock Managed Knowledge Base support to the RetrieveTool. The tool now supports both MANAGED and VECTOR knowledge bases. When
knowledgeBaseType: "MANAGED"is passed, the tool usesmanagedSearchConfigurationand attempts AgenticRetrieveStream for intelligent querydecomposition and reranking. Existing VECTOR behavior is unchanged.
Changes:
knowledgeBaseTypeparameter (default: VECTOR)managedSearchConfigurationsupport alongside existingvectorSearchConfigurationTesting:
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