As you focus on following a trading process and strategy; you need to also learn how to care for your trading capital. If you have ever seen courses with risk management; it refers to your trading capital.
How can you protect your capital? You do so by making a trading or investment plan about how you are going to use your capital.
In this market either in a bull run or in a bearish state; we are all alone. In trading; everyone is here to make money for themselves, the profit you make comes from other traders so Always do your own research.
Thanks for bringing attention to such an important question - whether you need to invest everything in crypto or not.
Obvious answer, from capital protecting point of view, you should not.
Diversify, at least on crypto market, preferably outside of it too.