feat: 支持外部加载音频文件，优化打包配置

countdown.py

@@ -17,6 +17,18 @@ class ConfigDialog(QDialog):
         self.init_ui()
 
     def init_ui(self):
+        self.setStyleSheet("""
+            QDialog {
+                background-color: #f5f5f5;
+            }
+            QLabel {
+                color: #333333;
+                font-size: 14px;
+            }
+            QSpinBox, QCheckBox {
+                padding: 5px;
+            }
+        """)
         layout = QFormLayout(self)
         
         # 自定义倒计时
@@ -181,11 +193,23 @@ class TimerApp(QWidget):
 
     def setup_audio(self):
         self.sound = QSoundEffect()
+        
+        # 优先从外部目录加载音频文件
         if getattr(sys, 'frozen', False):
-            base_path = sys._MEIPASS
+            # exe所在目录
+            external_path = os.path.dirname(sys.executable)
         else:
-            base_path = os.path.dirname(__file__)
-        alarm_file = os.path.join(base_path, "alarm.wav")
+            # 当前工作目录
+            external_path = os.getcwd()
+        
+        alarm_file = os.path.join(external_path, "alarm.wav")
+        if not os.path.exists(alarm_file):
+            # 外部没有则从打包的临时目录加载
+            if getattr(sys, 'frozen', False):
+                alarm_file = os.path.join(sys._MEIPASS, "alarm.wav")
+            else:
+                alarm_file = os.path.join(os.path.dirname(__file__), "alarm.wav")
+        
         if os.path.exists(alarm_file):
             self.sound.setSource(QUrl.fromLocalFile(alarm_file))
         self.sound.setLoopCount(3)