I thought I was smart for buying the annual plan after I graduated and lost my student plan and then GitHub taking away my Copilot Pro I got for free for being a author of a popular OSS project. Turns out I'm being punished for making that year commitment to them. I like to think I'm only a moderate user of GHCP so this is just terrible for me. I'm honestly thinking about cancelling and switching to alternatives while also looking at investing in a local LLM setup.
If they ran their app store the way they run the Microsoft Store now then they would have had tons of apps. Developers being able to self-host their apps and list it in the store would have seriously helped the app gap.
Using WinUI is really easy to do. Whether you're using WinUI 2.8 with UWP or WinUI 3. So native GUI development isn't difficult at all. XAML is similar to HTML in a lot of ways.
If you have your mind set on web development and want a native GUI, you could go with React Native for Windows.