fix(wasm): use wee_alloc instead of stdlib malloc

Signed-off-by: Xe Iaso <me@xeiaso.net>

wasm/anubis/Cargo.toml

@@ -4,3 +4,4 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
+wee_alloc = "0.4"

wasm/anubis/src/lib.rs

@@ -1,5 +1,10 @@
 use std::sync::{LazyLock, Mutex};
 
+extern crate wee_alloc;
+
+#[global_allocator]
+static ALLOC: wee_alloc::WeeAlloc = wee_alloc::WeeAlloc::INIT;
+
 #[cfg(target_arch = "wasm32")]
 mod hostimport {
     use crate::{DATA_BUFFER, DATA_LENGTH};