Will GPU mining end soon?

At least it will survive for couple of years . GPU mining is very much alive and profitable for now. Though there are other coins available for mining after 2.0, their difficulty may increase as everyone will jump onto them. So, to answer your question GPU mining is very much alive and profitable for now.

Read more

Will ETH 2.0 affect mining?

The release of ethereum 2.0 will altogether remove the proof-work-mining structure in favour of staking . This will make the traditional system of mining obsolete, and miners will have to move to staking if they want to validate transactions for block rewards and transaction fees.

Read more