You can get an app to draw on and make a discord server where you post it. You could put it on reddit and put links on AM too or you could post it on Pinterest or Tiktok as well. As for the app to use I would recommend Krita.
Ur lucky. I feel asleep in a bath while standing proceeded to fall down hit my head bleed out a bit and then I put some alcohol and tissues over the cut. I got it from a sharp edge