The vite legacy plugin injects the modern polyfill script at the start of the header.
This is a problem because it will be injected above the base tag, which results in an invalid url and causing the script load to fail
Switch to "lingui" for better DX.
Tried to persist existing languages as much as possible.
Removed "vite-plugin-node-polyfills" because it's incompatible with "lingui"
Improves the image request logic by making it possible to check if an image is cached.
In case an image is cached, it does not need to be put into the image queue because it won't be sent to the server.
* Add dynamic subpath support for WebUI
- Add SubpathConfig utility for server-side subpath detection
- Configure React Router basename from server config
- Update API base URL handling for subpath compatibility
- Fix asset loading with relative paths
- Add VITE_SUBPATH environment variable for development
- Update locales and manifest paths for subpath support
Closes#174
* Move VITE_SUBPATH interface to vite-env.d.ts
* Ensure production bundle always uses relative base
