erio 60a4b9316b feat(payment): balance recharge multiplier and refund amount separation ...

- Add balance_recharge_multiplier system setting (e.g. 1.2 = charge 100 get 120)
- Separate order_amount (credited balance) from pay_amount (actual payment)
- Refund calculates gateway amount proportionally from pay_amount
- Frontend shows both amounts in order details, payment status, refund dialog
- Admin settings UI for configuring recharge multiplier

2026-04-15 01:27:24 +08:00

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config

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domain

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handler

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integration

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middleware

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model

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payment

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pkg

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repository

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server

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service

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setup

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testutil

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util

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web

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