Emscripten on Workers

Rust std library APIs running via #[event(fetch)] on wasm32-unknown-emscripten

7/7 checks passed
SystemTime
epoch_ms = 1773828612819
Current directory
/
Environment variables
7 vars
HashMap (random state)
sum of 3 entries = 6
rand::random()
9106784110328529061
Filesystem (MEMFS)
write/read/stat/remove ok, 23 bytes
Tokio (spawn, mpsc, oneshot, join!)
mpsc_sum=60 oneshot=pong join_sum=300