[feature request] add auto sell

[geeks121]

Great project ,, and thank you for making this project opensource. how to add auto sell feature? in percentage profit ,, example 2x for 100% i also see the posibilites to use bot for buying token with giving contract using private channel. and the command is like this : buy busd 100 ^ buying 100 busd with bnb balance ... this should be work ,, because your bot listening to spesific keyword ,,

or : buy [contract address] 0.002 --bnb