Reorganize codebase into modular structure

src/utils/config.rs

@@ -0,0 +1,34 @@
+// Application configuration
+
+use std::path::PathBuf;
+
+// Application configuration
+pub struct Config {
+    pub assets_dir: PathBuf,
+    pub default_cursor: String,
+    pub auto_start: bool,
+    pub minimize_to_tray: bool,
+}
+
+impl Default for Config {
+    fn default() -> Self {
+        Self {
+            assets_dir: PathBuf::from("assets"),
+            default_cursor: String::from("default"),
+            auto_start: false,
+            minimize_to_tray: true,
+        }
+    }
+}
+
+// Load configuration from file or use defaults
+pub fn load_config() -> Config {
+    // TODO: Implement loading from a config file
+    Config::default()
+}
+
+// Save configuration to file
+pub fn save_config(_config: &Config) -> Result<(), String> {
+    // TODO: Implement saving to a config file
+    Ok(())
+}