Diagnosed with covid on 20th April with rapid antigen testing

Diagnosed with covid on 20th April with rapid antigen testing…first time got fever on 19th April, that is one day before diagnosis still getting fever around 102F,almost two spikes per day,very mild cough,No other symptoms,PCO2 is around 97-98%,no breathing difficulties.Pt age is 27 years ,no cormobodities.What to do further?