Async downloader, better Proton support (#183)

* feat: async downloader + other fixes

* feat: windows command parsing + use library path for install path

* feat: better proton support

* feat: style fixes and store button now uses in-app

* feat: emulator rename + umu emulator fix

* feat: bring process creation inline with docs

* fix: clippy

main/tailwind.config.js

@@ -7,6 +7,7 @@ export default {
     "./plugins/**/*.{js,ts}",
     "./app.vue",
     "./error.vue",
+    "../libs/drop-base/**/*.{js,vue,ts}"
   ],
   theme: {
     extend: {