Add support for more networks

[J0SAL]

Is your feature request related to a problem? Please describe.

Currently only g\Goerli and localhost networks are supported by the application

Describe the solution you'd like

Add support for networks like, Sepolia and polyon (mumbai-testnet)

Describe alternatives you've considered

No response

Additional context

No response

[Anayverma]

hi @J0SAL , I would like to contribute to this project. Please assign it to me.