feat(card_info): add tenant_id to CardInfoServiceConfig and include in API request headers

[GauravRawat369]

This pull request adds support for specifying a tenant_id when making requests to the Card Info API, improves logging for non-successful API responses, and includes a minor code style fix. The main changes are grouped below by theme:

Card Info API configuration and usage:

• Added a new tenant_id field to the CardInfoServiceConfig struct and its default implementation, allowing the tenant ID to be configured in both code and the development.toml config file. (src/config.rs, config/development.toml) [1] [2] [3]
• Updated the Card Info API request to include the x-tenant-id header, using the configured tenant_id value. (src/types/card/card_info_api.rs)

Logging improvements:

• Enhanced logging for non-2xx responses from the Card Info API to include both the HTTP status and the response body, making debugging easier. (src/types/card/card_info_api.rs)

Code style:

• Fixed the signature of the expecting method in a serde visitor implementation for clarity and correctness. (src/config.rs)

req

curl --location 'http://localhost:8080/decide-gateway' \
--header 'Content-Type: application/json' \
--header 'x-api-key: DE_47c4cedc8bb8401d836bd8e20c02f89533852c2c1e0e45b7bca6df1487af0fb5' \
--data '{
    "paymentInfo": {
    "paymentId": "pay_123456789",
    "amount": 90,
    "currency": "USD",
    "country": null,
    "customerId": null,
    "udfs": null,
    "preferredGateway": null,
    "paymentType": "ORDER_PAYMENT",
    "metadata": null,
    "internalMetadata": null,
    "isEmi": null,
    "emiBank": null,
    "emiTenure": null,
    "paymentMethodType": "DEBIT",
    "paymentMethod": "card",
    "paymentSource": null,
    
    "cardIssuerBankName": null,
    "cardIsin": "40342151",
    "cardType": null,
    "cardSwitchProvider": null,
    "cardProgram": null,
    "cardIssuerCountry": null,
    "channel": "ecom"
  },
    "merchantId": "test_merchant_123456789",
    "eligibleGatewayList": [
        "stripe",
        "adyen"
    ],
    "rankingAlgorithm": "SR_BASED_ROUTING",
    "eliminationEnabled": false,
    "enableMultiObjective": true
}'

res

{
    "decided_gateway": "adyen",
    "fallback_gateways": [
        "stripe"
    ],
    "gateway_priority_map": {
        "adyen": 1.0,
        "stripe": 1.0
    },
    "filter_wise_gateways": null,
    "priority_logic_tag": null,
    "routing_approach": "SR_SELECTION_V3_ROUTING",
    "gateway_before_evaluation": "adyen",
    "priority_logic_output": {
        "isEnforcement": false,
        "gws": [
            "stripe",
            "adyen"
        ],
        "priorityLogicTag": null,
        "gatewayReferenceIds": {},
        "primaryLogic": null,
        "fallbackLogic": null
    },
    "debit_routing_output": null,
    "reset_approach": "NO_RESET",
    "routing_dimension": "ORDER_PAYMENT, DEBIT, card",
    "routing_dimension_level": "PM_LEVEL",
    "is_scheduled_outage": false,
    "is_dynamic_mga_enabled": false,
    "gateway_mga_id_map": null,
    "is_rust_based_decider": true,
    "latency": 215,
    "multi_objective_info": {
        "outcome": "AUTH_WON",
        "reason": "SR head retained — it is the highest expected-value PSP (2 ranked on EV).",
        "costSavedBps": null,
        "qualifiedCount": 2,
        "margin": 1.0,
        "evGapTop2": 0.010266666666666646,
        "ranked": [
            {
                "psp": "adyen",
                "authRate": 1.0,
                "costBps": 220.66666666666666,
                "costSource": "SEED",
                "costModel": {
                    "brand": "visa",
                    "ccy": "USD",
                    "pctBps": 194.0,
                    "fixedFee": 0.24
                },
                "ev": 0.9779333333333333,
                "isSrHead": true,
                "isChosen": true
            },
            {
                "psp": "stripe",
                "authRate": 1.0,
                "costBps": 323.3333333333333,
                "costSource": "SEED",
                "costModel": {
                    "brand": "visa",
                    "ccy": "USD",
                    "pctBps": 290.0,
                    "fixedFee": 0.3
                },
                "ev": 0.9676666666666667,
                "isSrHead": false,
                "isChosen": false
            }
        ]
    }
}

[Copilot]

Pull request overview

This PR adds tenant scoping support for outbound Card Info API calls by making the tenant ID configurable and sending it as a request header, alongside improving diagnostics for non-successful responses and a small serde visitor signature cleanup.

Changes:

• Add tenant_id to CardInfoServiceConfig (with defaults) and wire it into development.toml.
• Include x-tenant-id in Card Info API requests and log more detail on non-2xx responses.
• Adjust serde visitor expecting signature for clarity/correctness.

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 1 comment.

File	Description
src/types/card/card_info_api.rs	Sends x-tenant-id header on Card Info API calls and expands non-2xx logging.
src/config.rs	Extends CardInfoServiceConfig with tenant_id + default; minor serde visitor signature fix.
config/development.toml	Adds tenant_id to the card_info_service config section for dev.

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