I need some advice. I've been struggling with foot pain off

I need some advice. I've been struggling with foot pain off and on most of my life. I know I overpronate and have flat feet, but I am not in a position to see a specialist about my feet at this time. (I also have some symptoms of hypermobility in my feet; it's genetic). I was wearing super minimalist shoes without much trouble for a few years, but I started a retail job that requires me to walk around on concrete all day and some of