/claim #290

Summary

• Added AWSComprehendPIIRedactor to the JavaScript AI package with direct AWS Comprehend DetectPiiEntities REST calls and SigV4 signing.
• Added direct prompt redaction, endpoint wrapping, and observable-like redaction support for prompt pipelines.
• Exported the new redactor and types from the AI package.
• Added a Jsonnet-based runnable example with a mocked AWS Comprehend mode for local verification.

Validation

• npm test -- --run src/ai/src/tests/aws-comprehend/aws-comprehend.test.ts
• npm run build
• MOCK_AWS_COMPREHEND=true npm run start

Mock example output:

{
  "originalPrompt": "Please email Rahul at rahul@example.com about account 1234.",
  "redactedPrompt": "Please email [REDACTED_NAME] at [REDACTED_EMAIL] about account [REDACTED_BANK_ACCOUNT_NUMBER]."
}