Cashfree Payment Gateway - Offers, Discounts & No-Cost EMI

Use when a merchant wants to run instant discounts, cashbacks, bank-specific offers, or no-cost EMI at checkout — creating offers via API and having Cashfree validate eligibility and apply the discount automatically. Triggers: offers, discount, cashback, bank offer, SBI offer, HDFC offer, no-cost EMI, no cost EMI, instant discount, BIN offer, issuer offer, POST /pg/offers, offer_id, offer_code, offer_status, offer_meta, offer_details, offer_type DISCOUNT CASHBACK DISCOUNT_AND_CASHBACK NO_COST_EMI, offer_validations, min_amount, max_allowed, payment_method card_bank_name card_network card_type, EMI offer, wallet offer, paylater offer, sale campaign, UPI cashback, payment_offers in webhook, applied offer. Pair with pg/apis (attach offer_id on Order Pay) and pg/webhooks (payment_offers payload).