Type of Change

• Bugfix
• New feature
• Enhancement
• Refactoring
• Dependency updates
• Documentation
• CI/CD

Description

Add support for hard-decline switch for revenue-recovery service. If we encounter a hard-decline we would not call the external service . This PR also adds support for gsm apis in v2

Additional Changes

• This PR modifies the API contract
• This PR modifies the database schema
• This PR modifies application configuration/environment variables

Motivation and Context

How did you test it?

• hit this curl

 curl --location 'http://localhost:8080/v2/gsm' \
--header 'Authorization: admin-api-key=test_admin' \ 
--header 'Content-Type: application/json' \
  --data '{
  "connector": "authipay",
  "flow": "revenue_recovery",
  "sub_flow": "sub_flow",
  "code": "100",
  "message": "Insuffiecient Funds",
  "status": "Failure",
  "decision": "retry",
"clear_pan_possible":false,
"step_up_possible":false,
  "error_category": "hard_decline"
}'

• Response {"connector":"authipay","flow":"revenue_recovery","sub_flow":"sub_flow","code":"100","message":"Insuffiecient Funds","status":"Failure","router_error":null,"decision":"retry","step_up_possible":false,"unified_code":null,"unified_message":null,"error_category":"hard_decline","clear_pan_possible":false,"feature":"retry","feature_data":{"retry":{"step_up_possible":false,"clear_pan_possible":false,"alternate_network_possible":false,"decision":"retry"}}}%

• Db entry would be present

Checklist

• I formatted the code cargo +nightly fmt --all
• I addressed lints thrown by cargo clippy
• I reviewed the submitted code
• I added unit tests for my changes where possible