feat : play vs engine new page init

src/sections/play/states.ts

@@ -0,0 +1,9 @@
+import { Color } from "@/types/enums";
+import { Chess } from "chess.js";
+import { atom } from "jotai";
+
+export const gameAtom = atom(new Chess());
+export const playerColorAtom = atom<Color>(Color.White);
+export const engineSkillLevelAtom = atom<number>(1);
+
+export const clickedSquaresAtom = atom<string[]>([]);