Updated arch

LICENSE

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+MIT License
+
+Copyright (c) 2025 Snake Game Project
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

include/Config.h

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+#ifndef CONFIG_H
+#define CONFIG_H
+
+namespace Config {
+    // Game board dimensions
+    constexpr int BOARD_WIDTH = 20;
+    constexpr int BOARD_HEIGHT = 20;
+    constexpr int CELL_SIZE = 24;
+
+    // Window settings
+    constexpr int WINDOW_WIDTH = BOARD_WIDTH * CELL_SIZE;
+    constexpr int WINDOW_HEIGHT = BOARD_HEIGHT * CELL_SIZE + 100; // Extra space for UI
+
+    // Game timing
+    constexpr float INITIAL_SPEED = 0.2f; // Seconds between moves
+    constexpr float SPEED_INCREMENT = 0.01f;
+    constexpr float MIN_SPEED = 0.05f;
+
+    // Colors (RGBA)
+    constexpr unsigned int BACKGROUND_COLOR = 0x000000FF; // Black
+    constexpr unsigned int SNAKE_COLOR = 0x00FF00FF;      // Green
+    constexpr unsigned int FOOD_COLOR = 0xFF0000FF;       // Red
+    constexpr unsigned int BORDER_COLOR = 0xFFFFFFFF;     // White
+
+    // File paths
+    constexpr const char* BEST_SCORE_FILE = "best_score.txt";
+    constexpr const char* WINDOW_TITLE = "Snake Game";
+}
+
+#endif // CONFIG_H

include/GameState.h

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+#ifndef GAMESTATE_H
+#define GAMESTATE_H
+
+enum class GameState {
+    MENU,
+    PLAYING,
+    PAUSED,
+    GAME_OVER
+};
+
+#endif // GAMESTATE_H