Feature Request: allow chain information to be encoded into the URL

[chrishobcroft]

As a user, I would like to be able to load a URL containing encoded chainID e.g. ?chainID=421611 and for this to pre-select the "Arbitrum Rinkeby" network from the drop-down.

[ligi]

this is already possible ;-)

https://fauceth.komputing.org/?chain=421611