Bearing some good news…
COVID immunity lasts at least eight months, new data reveals
https://medicalxpress.com/news/2020-12-covid-immunity-months-reveals.html
This means that if your immune system is functioning normally & you’ve already had COVID, you should have some immunity for a fair amount of time via B cells, target spike (used to enter cells) & nucleocapsid protein (used to assemble the virus).