feat(game): add Game2048 class

src/game/__init__.py

@@ -0,0 +1,3 @@
+from .game import Game2048
+
+__all__ = ["Game2048"]

src/game/game.py

@@ -0,0 +1,23 @@
+import random
+
+import numpy as np
+from utils import Config
+
+
+class Game2048:
+    def __init__(self, size: int = 4):
+        self.size = size
+        self.board = np.zeros((size, size), dtype=np.int)
+        self.score = 0
+        self.game_over = False
+        self.add_random_tile()
+        self.add_random_tile()
+
+    def add_random_tile(self) -> None:
+        """Add a random tile to the board."""
+        empty_cells: np.ndarray = np.argwhere(self.board == 0)
+        if empty_cells.shape(0) > 0:
+            row, col = random.choice(empty_cells)
+            self.board[row, col] = random.choices(
+                [2, 4], weights=Config.tile.probability
+            )[0]