feat: 添加 env_logger 基础日志系统

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

gui/src/commands.rs

@@ -33,6 +33,7 @@ impl Default for AppState {
 pub fn new_game(mode: GameMode, config: GameConfig, state: State<AppState>) -> Result<(), String> {
     let is_vs_ai = mode == GameMode::VsAi;
     let board = Board::new(config.board_size);
+    log::info!("新游戏: mode={:?}, board_size={}", mode, config.board_size);
     *state.board.lock().map_err(|e| e.to_string())? = Some(board);
     *state.game_mode.lock().map_err(|e| e.to_string())? = mode;
     *state.config.lock().map_err(|e| e.to_string())? = config.clone();
@@ -82,6 +83,10 @@ pub fn place_piece(x: usize, y: usize, state: State<AppState>) -> Result<MoveRes
     *state.current_color.lock().map_err(|e| e.to_string())? = color.opponent();
     *state.game_over.lock().map_err(|e| e.to_string())? = is_win;
 
+    if is_win {
+        log::info!("游戏结束: 胜者={:?}", color);
+    }
+
     Ok(MoveResult {
         position: pos,
         is_win,

gui/src/lib.rs

@@ -4,6 +4,7 @@ use commands::AppState;
 
 #[cfg_attr(mobile, tauri::mobile_entry_point)]
 pub fn run() {
+    log::info!("Tauri 应用初始化完成");
     tauri::Builder::default()
         .plugin(tauri_plugin_opener::init())
         .manage(AppState::default())

gui/src/main.rs

@@ -2,5 +2,7 @@
 #![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
 
 fn main() {
+    env_logger::init();
+    log::info!("Gobang v2.0 启动");
     gobang_gui::run()
 }