Support latest nightly snapshot

[kateinoigakukun]

• Drop @wasmer/wasi support
• Allow async main entry point with JavaScriptEventLoop
• Migrate test scripts to ES module for upcoming @bjorn/browser_wasi_shim support

[github-actions[bot]]

Time Change: +26ms (0%)

Total Time: 9,207ms

Test name	Duration	Change
Serialization/JavaScript function call through Wasm import with int	14ms	-1ms (7%)	✅

View Unchanged

| Test name | Duration | Change | | :--- | :---: | :---: | | Serialization/JavaScript function call through Wasm import | 21ms | +1ms | | Serialization/JavaScript function call from Swift | 95ms | -1ms (1%) | | Serialization/Swift Int to JavaScript with assignment | 327ms | +9ms (2%) | | Serialization/Swift Int to JavaScript with call | 920ms | -17ms (1%) | | Serialization/JavaScript Number to Swift Int | 302ms | +2ms (0%) | | Serialization/Swift String to JavaScript with assignment | 387ms | +4ms (1%) | | Serialization/Swift String to JavaScript with call | 974ms | -4ms (0%) | | Serialization/JavaScript String to Swift String | 3,566ms | +36ms (1%) | | Object heap/Increment and decrement RC | 2,588ms | -3ms (0%) |

View Baselines

| Test name | Duration | | :--- | :---: | | Serialization/Call JavaScript function directly | 3ms | | Serialization/Assign JavaScript number directly | 2ms | | Serialization/Call with JavaScript number directly | 3ms | | Serialization/Write JavaScript string directly | 2ms | | Serialization/Call with JavaScript string directly | 3ms |