A shared core for browser apps in Rust/wasm, no UI framework, client and server from one source

Hello. Sharing my recent projects, still at 0.x. I'm building a shared core that builds both the browser client (wasm32) and the native server from the same source, through the development of two apps: a web calendar (day/week/month views, recurring events, reservations) and a tool for the Call of Cthulhu 7e tabletop RPG (character sheets, dice rolls, logs). The core, which I think is the most interesting part, is just wasm-bindgen + web-sys, one event loop owned by the app, the talc allocat...