Narayan Bhat

[FEATURE] separate payments_session from payments core

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### Feature Description In the current implementation, the [payments_session](https://github.com/juspay/hyperswitch/blob/main/crates/router/src/core/payments/operations/payment_session.rs) is a part of [payments core](https://github.com/juspay/hyperswitch/blob/main/crates/router/src/core/payments.rs) logic. This was done to reuse certain parts of code which would avoid redundancy, this...

feat: add extra fields for backwards compatibility

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## Type of Change - [x] New feature ## Description Some fields which are indexed fields are not allowed to be updated. But this change will break the changes for...

## Type of Change - [x] New feature ## Description This PR adds support for generating the access token by the scheduler. This will offload the task of generating the...

## Type of Change - [x] Refactoring ## Description This PR includes changes to use `billing.first_name` and `billing.last_name` instead of `payment_method_data.[card].card_holder_name` at the connector level. The backwards compatibility is provided....

## Type of Change - [x] Refactoring ## Description This PR adds a new domain type for `payment_method_data` to be used everywhere in the application. ## Motivation and Context We...

## Type of Change - [x] New feature ## Description This Pr will add `browser_information` in the `PaymentsResponse`. This also removes the `request` that was used in generating the response...

[FEATURE] : add pagination support for customers list

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### Feature Description The [customers list](https://github.com/juspay/hyperswitch/blob/4ae28e48cd73a9f96b6ae24babf167824fd182a0/crates/router/src/routes/customers.rs#L68) endpoint currently has no pagination support. It returns the list of all the customers in the database. There would be thousands of customers for...

[FEATURE] : add `offset` field to disputes list

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### Feature Description The [disputes list](https://github.com/juspay/hyperswitch/blob/4ae28e48cd73a9f96b6ae24babf167824fd182a0/crates/router/src/routes/disputes.rs#L82) endpoint currently has no field to specify `offset`, which would skip certain number of entries from the start. This is necessary in order to...

## Type of Change - [x] Refactoring ## Description This PR changes the dynamic fields to collect `card_holder_name` as `payment_method_data.billing.first_name` and `payment_method_data.billing.last_name`. Backwards compatibility has been provided, so if `card_holder_name`...

This PR adds the intent state finite state machine docs in payments ## Type of Change - [x] Documentation ## Description Add documentation for intent state finite machine. ## Motivation...