How to prepare for a layoff ?

I've been sensing some uncertainty at my workplace, and it's making me think about preparing for the possibility of layoffs.

1. How does one manage uncertainty before a layoff, and what should be the mindset?

2. What practical steps do you take financially ? Any insights on budgeting?

3. In a job transition, how do you proactively develop skills while managing work

I would like to hear your thoughts and advice on how to be well-prepared mentally, financially, and skill-wise for possiblity of layoffs