refactor(payment_methods): Added support for pm_auth_connector field in pm list response

[Sarthak1799]

Type of Change

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

Description

Added pm_auth_connector in pm merchant list response as to check the existence of a configured pm_auth connector for a particular payment method type.

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?

1. create payment -

curl --location --request POST 'http://localhost:8080/payments' \
--header 'Content-Type: application/json' \
--header 'Accept: application/json' \
--header 'api-key: dev_o4ny6FlvTw42CCakP0WmODrBwHRBGA7dT6HFu8IcopsR0Ji41fEr9gnxYDSk22ky' \
--data-raw '{
    "amount": 2000,
    "currency": "USD",
    "confirm": false,
    "capture_method": "automatic",
    "capture_on": "2022-09-10T10:11:12Z",
    "customer_id": "StripeCustomer1",
    "business_country": "US",
    "business_label": "default",
    "email": "[email protected]",
    "name": "John Doe",
    "phone": "999999999",
    "phone_country_code": "+1",
    "description": "Its my first payment request",
    "authentication_type": "no_three_ds",
    "return_url": "https://google.com",
    "payment_method": "bank_debit",
    "payment_method_type": "ach",
    "payment_method_data": {
        "bank_debit": {
            "ach_bank_debit": {
                "billing_details": {
                    "name": "John Doe",
                    "email": "[email protected]"
                },
                "account_number": "000123456789",
                "routing_number": "110000000"
            }
        }
    },
    "billing": {
        "address": {
            "line1": "1467",
            "line2": "Harrison Street",
            "line3": "Harrison Street",
            "city": "San Fransico",
            "state": "California",
            "zip": "94122",
            "country": "US",
            "first_name": "john",
            "last_name": "Doe"
        },
        "phone": {
            "number": "8056594427",
            "country_code": "+91"
        }
    },
    "shipping": {
        "address": {
            "line1": "1467",
            "line2": "Harrison Street",
            "line3": "Harrison Street",
            "city": "San Fransico",
            "state": "California",
            "zip": "94122",
            "country": "US",
            "first_name": "joseph",
            "last_name": "Doe"
        },
        "phone": {
            "number": "8056594430",
            "country_code": "+91"
        }
    },
    "statement_descriptor_name": "joseph",
    "statement_descriptor_suffix": "JS",
    "metadata": {
        "udf1": "value1",
        "new_customer": "true",
        "login_date": "2019-09-10T10:11:12Z"
    }
}'

2. Hit pm list -

curl --location --request GET 'http://localhost:8080/account/payment_methods?client_secret=pay_xHs0dDRaIVtZw2Xa2eAx_secret_VNhu22HNPIATZ9Z3cEEu' \
--header 'Accept: application/json' \
--header 'api-key: pk_dev_2f006d520a77471a84f0d69a34e15124'

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
• I added a CHANGELOG entry if applicable