Const ๋‹จ์–ธ(Assertions): ๊ฒฌ๊ณ ํ•œ ์ „์—ญ ์ฝ”๋“œ๋ฒ ์ด์Šค๋ฅผ ์œ„ํ•œ TypeScript ๋ฆฌํ„ฐ๋Ÿด ํƒ€์ž… ์ถ”๋ก  ๋งˆ์Šคํ„ฐํ•˜๊ธฐ | MLOG | MLOG