CHForest

Buy some Pointed Dripstone from a Wandering Trader to Duplicate Lava

Blast Diorite or Andesite to get Calcite or Tuff

Generate an Amethyst Geode

Craft Bone Blocks from Bone Meal for Extra Fireproof Blocks

Kill a Wither Skeleton for Coal

Start a Wheat farm

Craft Bone Meal from Bones to grow trees faster

Have a Goat ram into a Nether Wart Block

Strike some Pigs with Lightning to convert them to Zombified Piglins, then kill them for Gold

Crawl and place blocks on the bottom of top-side Trapdoors to build downward

Get Nether Quartz from Bartering

Enter the End

Get Soul Sand from Bartering

Receive Gravel from Bartering

Erode Dead Coral into Sand by letting Water flow out of it

Get a Carrot or Potato from a Zombie and start a farm for breeding Pigs

Kill the first of many Zombies

Kill a Skeleton for its Bones

Make your first of many trades with a Wandering Trader

Mobs spawn faster lower in the world

Obtain Lava as a Gift from a Toolsmith

Enter the Nether

Build a Cobblestone generator

Trade for Emeralds

Craft some Glowstone for lighting

Get a Water Bucket from a Full Cauldron

Kill Zombies to get Iron

Make an Iron Farm and get a full stack of Iron Ingots

Get some Redstone from a Witch

Get your first Log

Get your first Sapling to grow another tree

Get a Silk Touch tool so you can move Grass Blocks easier

Everything from Nothing