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]

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