Tutorials/Automatic respawn anchor recharger

In 20w12a the Respawn Anchor was added to the game. Back then it could only be loaded/charged by hand however now thanks to changes in 20w13a it can now be loaded using a dispenser. This means it can now be automated!

Materials

 * 3 pieces of redstone dust
 * An observer
 * A dispenser
 * A good supply of glowstone
 * A respawn anchor