feat(router): add outgoing payment webhooks for v2

[sai-harsha-vardhan]

Type of Change

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

Description

add outgoing payment webhooks for 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?

Tested Manually
Setup incoming webhooks and trigger a successful payment, to receive an outgoing webhook
Outgoing Payload Response

{
  "merchant_id": "cloth_seller1_CqRqRX8T1Jy1QzaqVrBj",
  "event_id": "evt_01934471d1db77b3b6f719f1610e266d",
  "event_type": "payment_succeeded",
  "content": {
    "type": "payment_details",
    "object": {
      "id": "12345_pay_0193447120ac7750bcf168915d6a6a27",
      "status": "succeeded",
      "amount": {
        "order_amount": 100,
        "currency": "USD",
        "shipping_cost": null,
        "order_tax_amount": null,
        "skip_external_tax_calculation": "Skip",
        "skip_surcharge_calculation": "Skip",
        "surcharge_amount": null,
        "tax_on_surcharge": null,
        "net_amount": 100,
        "amount_to_capture": null,
        "amount_capturable": 0,
        "amount_captured": null
      },
      "connector": "checkout",
      "client_secret": "12345_pay_0193447120ac7750bcf168915d6a6a27_secret_0193447120ad7c53a7dfcc03cb39cbc3",
      "created": "2024-11-19T12:41:24.909Z",
      "payment_method_data": null,
      "payment_method_type": "card",
      "payment_method_subtype": "credit",
      "connector_transaction_id": "pay_ll4mzsjdkkouzfmepbopl3cbuu",
      "connector_reference_id": null,
      "merchant_connector_id": "mca_e7GcpKgzDyhD2l8811xl",
      "browser_info": null,
      "error": null
    }
  },
  "timestamp": "2024-11-19T12:42:10.267Z"
}

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

[semanticdiff-com]

Review changes with  

Changed Files

File	Status
crates/router/src/events/outgoing_webhook_logs.rs	8% smaller
crates/diesel_models/src/events.rs	0% smaller
crates/router/src/core/webhooks.rs	0% smaller
crates/router/src/core/webhooks/incoming_v2.rs	0% smaller
crates/router/src/core/webhooks/outgoing_v2.rs	0% smaller
crates/router/src/db/events.rs	0% smaller