feat(core): add customer_document_number in payment request

[swangi-kumari]

Type of Change

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

Description

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?

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/core/customers.rs	16% smaller
crates/router/src/core/payments/tokenization.rs	1% smaller
api-reference/v1/openapi_spec_v1.json	0% smaller
api-reference/v2/openapi_spec_v2.json	0% smaller
crates/api_models/src/customers.rs	0% smaller
crates/api_models/src/payments.rs	0% smaller
crates/common_types/src/payment_methods.rs	0% smaller
crates/diesel_models/src/customers.rs	0% smaller
crates/diesel_models/src/payment_method.rs	0% smaller
crates/diesel_models/src/schema.rs	0% smaller
crates/diesel_models/src/schema_v2.rs	0% smaller
crates/hyperswitch_connectors/src/connectors/dlocal/transformers.rs	0% smaller
crates/hyperswitch_connectors/src/utils.rs	0% smaller
crates/hyperswitch_domain_models/src/bulk_tokenization.rs	0% smaller
crates/hyperswitch_domain_models/src/customer.rs	0% smaller
crates/hyperswitch_domain_models/src/payment_methods.rs	0% smaller
crates/hyperswitch_domain_models/src/payments.rs	0% smaller
crates/hyperswitch_domain_models/src/payments/payment_intent.rs	0% smaller
crates/hyperswitch_domain_models/src/router_data.rs	0% smaller
crates/hyperswitch_domain_models/src/router_request_types.rs	0% smaller
crates/hyperswitch_interfaces/src/conversion_impls.rs	0% smaller
crates/payment_methods/src/controller.rs	0% smaller
crates/payment_methods/src/core/migration/payment_methods.rs	0% smaller
crates/router/src/core/authentication/transformers.rs	0% smaller
crates/router/src/core/fraud_check/flows/checkout_flow.rs	0% smaller
crates/router/src/core/fraud_check/flows/fulfillment_flow.rs	0% smaller
crates/router/src/core/fraud_check/flows/record_return.rs	0% smaller
crates/router/src/core/fraud_check/flows/sale_flow.rs	0% smaller
crates/router/src/core/fraud_check/flows/transaction_flow.rs	0% smaller
crates/router/src/core/mandate/utils.rs	0% smaller
crates/router/src/core/payment_methods.rs	0% smaller
crates/router/src/core/payment_methods/cards.rs	0% smaller
crates/router/src/core/payment_methods/tokenize/card_executor.rs	0% smaller
crates/router/src/core/payment_methods/tokenize/payment_method_executor.rs	0% smaller
crates/router/src/core/payments/helpers.rs	0% smaller
crates/router/src/core/payments/operations/payment_complete_authorize.rs	0% smaller
crates/router/src/core/payments/operations/payment_create.rs	0% smaller
crates/router/src/core/payments/operations/payment_response.rs	0% smaller
crates/router/src/core/payments/operations/payment_session.rs	0% smaller
crates/router/src/core/payments/operations/payment_update.rs	0% smaller
crates/router/src/core/payments/transformers.rs	0% smaller
crates/router/src/core/payouts/helpers.rs	0% smaller
crates/router/src/core/pm_auth.rs	0% smaller
crates/router/src/core/relay/utils.rs	0% smaller
crates/router/src/core/unified_authentication_service.rs	0% smaller
crates/router/src/core/unified_authentication_service/utils.rs	Unsupported file format
crates/router/src/core/utils.rs	0% smaller
crates/router/src/core/webhooks/utils.rs	0% smaller
crates/router/src/types.rs	0% smaller
crates/router/src/types/api/customers.rs	0% smaller
crates/router/src/types/api/verify_connector.rs	0% smaller
crates/router/tests/connectors/utils.rs	0% smaller
migrations/2025-12-15-101025-0000_add/down.sql	Unsupported file format
migrations/2025-12-15-101025-0000_add/up.sql	Unsupported file format
migrations/2025-12-16-101412-0000_add/down.sql	Unsupported file format
migrations/2025-12-16-101412-0000_add/up.sql	Unsupported file format

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
⚠️ Please upload report for BASE (main@d9226b2). Learn more about missing BASE report.

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #10683   +/-   ##
=======================================
  Coverage        ?    9.02%           
=======================================
  Files           ?      187           
  Lines           ?    19779           
  Branches        ?        0           
=======================================
  Hits            ?     1786           
  Misses          ?    17993           
  Partials        ?        0           

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