[ACL-75] payments-providers/search POST endpoint

[federico1525]

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[Copilot]

Pull Request Overview

This PR implements a new POST endpoint for searching payments providers with comprehensive filtering capabilities. It introduces interfaces and entities to support advanced provider search functionality including authorization flow configuration, payment capabilities, and geographic/currency filtering.

• Adds a new /v3/payments-providers/search API endpoint with request/response handling
• Implements builder pattern for constructing provider search requests with various filter options
• Creates comprehensive interfaces and entities for payments provider data structures

Reviewed Changes

Copilot reviewed 17 out of 17 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
tests/integration/PaymentsProvidersSearchTest.php	Integration tests covering minimal and full provider search configurations
src/Services/Client/Client.php	Adds client methods for creating search requests and executing provider searches
src/Services/Api/PaymentsApi.php	Implements the API call to the new search providers endpoint
src/Interfaces/PaymentsProvider/*.php	Defines interfaces for search requests, capabilities, and provider entities
src/Entities/PaymentsProvider/*.php	Concrete implementations of provider search functionality
src/Constants/Endpoints.php	Adds the new search endpoint constant
config/bindings.php	Registers interface-to-class bindings for dependency injection
CLAUDE.md	Adds development documentation for the project

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