chore: add commit

Author: Emiyaaaaa

source/array-flat.d.ts

@@ -77,6 +77,7 @@ T extends UnknownArray
 		: Depth extends 0
 			? [...Result, ...T]
 			: number extends T['length']
+				// Handle non-fixed length arrays
 				? [
 					...Result,
 					...(
@@ -91,6 +92,7 @@ T extends UnknownArray
 							: T
 					),
 				]
+				// Handle fixed length arrays
 				: T extends readonly [infer ArrayItem, ...infer Last]
 					?	ArrayItem extends UnknownArray
 						? InternalArrayFlat<Last, Depth, Options, [...Result, ...InternalArrayFlat<ArrayItem, Subtract<Depth, 1>, Options>]>