Replace Donor Search Step Function with Lambda and SQS

[mahinuzzaman]

Replace the existing donor search Step Function with a more efficient solution using AWS Lambda and SQS to improve scalability and maintainability. Ensure all related workflows are updated accordingly.

Tasks:

• Design a new workflow using Lambda and SQS to replace the Step Function.
• Implement the Lambda functions to handle donor search processing.
• Configure SQS queues to manage donor search requests and responses.
• Update related services and API integrations to work with the new system.
• Test the new workflow to ensure it functions correctly and efficiently.

Acceptance Criteria:

• The donor search workflow has been fully transitioned to Lambda and SQS.
• The new solution performs efficiently without errors.
• All related services and APIs work seamlessly with the updated system.
• Tests confirm successful processing of donor search requests.

[Rezwanul-Haque]

GSI1PK: CITY#${city}#BG#${bloodGroup}#DONATIONSTATUS#${availableForDonation},

this GSI1PK partition use availableForDonation but prefix mentioned here as DONATIONSTATUS which is not correct.

In future it may create confusion.