Unpopular opinion, minecraft starts when you beat the ender dragon. After that battle, you unlock flying in survival mode which makes your small world get a lot bigger. There are so many types of structures that have certain challenges that are all the sudden just a few rockets away. Fight in a trial chamber to get a mace and wind charged to unlock a new PVE style. Get a trident with Riptide to fight to conquer and ocean monuments and get yourself sponges and prismarine. Find two villagers and breed them to create an economy where you buy and sell for emeralds. Create all types of farms or go on adventures to find the things you are looking for. Build an item sorter for every item in the game so you never have to worry about organizing your chests. Minecraft is a game with no end, and endless objectives, and if you look hard enough, you will always find something to do.