It is not accurate to claim that frameworks automatically make programmers bad. In fact, frameworks are powerful tools that can accelerate development, promote best practices, and facilitate code maintenance. However, it can be argued that overly relying on frameworks without understanding the underlying principles of programming may have some negative effects. Here are some reasons why this might happen:
I use it as a learning tool. When I was making my own framework it forced me to learn all the intricacies of the thing I was making the framework off. TBH it never saw any use in a project but the process of making it is a huge learning experience for me.