But you don't work for a business, you work for the government. I think that makes a big difference in terms of what's expected and also what the consequences of non delivery are.
This is actually part of the reason we try to think about what technology we use and how we use it. We have too many critical systems and too few people, so we need to be extremely efficient in our choices. If something is cool, but adds complexity, then it’s just not worth it.
Because we are the public sector we do a lot of benchmarking though, and we actually have ASP WebForms legacy apps that are rated as high as your favourite mobile app by our citizens. Which was my point, your users don’t actually care about your tech-stack when it delivers.