Feature/razorpay

[on3ss]

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Description

This PR adds support for the Razorpay payment gateway as an additional online payment option. In the settings, both STRIPE and RAZORPAY are now treated as ONLINE payment methods, allowing users to choose between them for processing online payments.

Changes Overview

• Integrated Razorpay as a new online payment gateway
• Updated payment settings to treat STRIPE and RAZORPAY as mutually exclusive online payment options
• Modified payment flow logic to accommodate the new gateway choice
• This is a significant change that affects core payment processing behavior

Notes

• ✅ SAAS mode implementation is still pending
• ✅ Refund functionality needs to be added
• ✅ Further improvements will be made based on feedback

Request

Looking forward to your feedback on this implementation! Please share any suggestions or concerns about the approach, architecture, or implementation details.