Extended the code using Copilot with tons of cool features. Read the CHAT.md for what I asked and what it did

game_config.py

@@ -0,0 +1,59 @@
+"""Game configuration and settings management."""
+import json
+from pathlib import Path
+from typing import Dict, Any
+
+
+class GameConfig:
+    """Manages game configuration and user preferences."""
+
+    def __init__(self):
+        self.config_file = Path.home() / '.snake_config.json'
+        self.config: Dict[str, Any] = self._get_defaults()
+        self.load_config()
+
+    def _get_defaults(self) -> Dict[str, Any]:
+        """Get default configuration."""
+        return {
+            'snake_length': 3,
+            'snake_speed': 7,
+            'enable_effects': True,
+            'enable_music': False,
+            'head_char': '█',
+            'body_char': '▓',
+            'food_char': '█',
+        }
+
+    def load_config(self) -> None:
+        """Load configuration from file."""
+        if self.config_file.exists():
+            try:
+                with open(self.config_file, 'r') as f:
+                    loaded = json.load(f)
+                    # Merge with defaults to ensure all keys exist
+                    self.config = {**self._get_defaults(), **loaded}
+            except (json.JSONDecodeError, IOError):
+                self.save_config()
+        else:
+            self.save_config()
+
+    def save_config(self) -> None:
+        """Save configuration to file."""
+        try:
+            with open(self.config_file, 'w') as f:
+                json.dump(self.config, f, indent=2)
+        except IOError as e:
+            print(f"Warning: Could not save config: {e}")
+
+    def get(self, key: str, default: Any = None) -> Any:
+        """Get a configuration value."""
+        return self.config.get(key, default)
+
+    def set(self, key: str, value: Any) -> None:
+        """Set a configuration value."""
+        self.config[key] = value
+        self.save_config()
+
+    def get_all(self) -> Dict[str, Any]:
+        """Get all configuration."""
+        return self.config.copy()