docs(secure-payments): add integration guide and refine secure payment docs for practical implementation#49

aimensahnoun wants to merge 1 commit into02-12-docs_secure-payments_add_standalone_secure_payment_pages_docs_and_api_reference_clarify_support_model_and_simplify_integration_guidanceRequestNetwork/mintlify-docs:02-12-docs_secure-payments_add_standalone_secure_payment_pages_docs_and_api_reference_clarify_support_model_and_simplify_integration_guidancefrom

02-13-docs_secure-payments_add_integration_guide_and_refine_secure_payment_docs_for_practical_implementationRequestNetwork/mintlify-docs:02-13-docs_secure-payments_add_integration_guide_and_refine_secure_payment_docs_for_practical_implementationCopy head branch name to clipboard