Two improvements to the development workflow (#270)

* Configure rust-analyzer to target wasm32-unknown-unknown

* Watch changes to core rust files

client/web/vue.config.js

@@ -13,6 +13,7 @@ module.exports = {
 				(Plugin) =>
 					new Plugin({
 						crateDirectory: path.resolve(__dirname, "wasm"),
+						watchDirectories: [path.resolve(__dirname, "../../core")],
 					})
 			)
 			.end();