...
3. OTP generation/verification can be enable/disable based on env settings, if due to some reason SMS service is blocked or some other issues then we can used this env to disable this call from Api as well as portal/app both.Proposed Solution 2:
Msg91 has option to send OTP and verify OTP , So we can used Msg91 service itself.
https://docs.msg91.com/collection/msg91-api-integration/5/send-otp-message/TZ6HN0YI
Table structure to store OPT:
...