Add Razorpay API keys to environment configuration

Add Razorpay dependency to requirements

Implement Razorpay order creation with caching support

Add caching for Razorpay orders and enhance appointment creation with payment processing

slash removed

prefix

appointments

appointments

major changes

TEST

Your commit message

cart

cart

cart

requirements

appointment cancellation

cart in redis

redis cart feature

env changes

appointments

initial commit