feat: add molang package

1. upgrade bukkit chat
2. fix config update error

Signed-off-by: MiaoWoo <admin@yumc.pw>

packages/molang/src/parser/parselets/number.ts

@@ -0,0 +1,12 @@
+import { IPrefixParselet } from './prefix'
+import { Token } from '../../tokenizer/token'
+import { Parser } from '../parse'
+import { NumberExpression } from '../expressions/number'
+
+export class NumberParselet implements IPrefixParselet {
+	constructor(public precedence = 0) {}
+
+	parse(parser: Parser, token: Token) {
+		return new NumberExpression(Number(token.getText()))
+	}
+}