首次启动弹免责声明，同意后才复制config并继续，不同意则退出

main.py

@@ -282,16 +282,66 @@ class App:
     # ─── 配置管理 ───────────────────────────────────────────
 
     def _load_config(self):
-        """加载配置文件。首次运行时从 _MEIPASS 复制到 exe 目录。"""
+        """加载配置文件。首次运行时弹出免责声明，同意后从 _MEIPASS 复制到 exe 目录。"""
         try:
             self._loading_config = True
             config_path = _get_config_path()
-            # 打包模式首次运行：从 _MEIPASS 复制 config.json 到可写目录
-            if getattr(sys, 'frozen', False) and not os.path.exists(config_path):
-                bundled = os.path.join(sys._MEIPASS, "config.json")
+
+            # 首次运行：config.json 不存在，显示免责声明
+            if not os.path.exists(config_path):
+                disclaimer_path = _resource_path("免责声明.txt")
+                try:
+                    with open(disclaimer_path, "r", encoding="utf-8") as f:
+                        disclaimer_text = f.read()
+                except Exception:
+                    disclaimer_text = "免责声明文件未找到。使用本软件即表示您同意承担相关责任。"
+
+                agreed = [False]
+
+                def on_agree():
+                    agreed[0] = True
+                    win.destroy()
+
+                def on_disagree():
+                    win.destroy()
+
+                win = Toplevel(self.root)
+                win.title("免责声明")
+                win.geometry("500x420")
+                win.transient(self.root)
+                win.grab_set()
+                win.resizable(False, False)
+
+                Label(win, text="首次启动 — 请阅读免责声明", font=("", 11, "bold"), pady=10).pack()
+
+                text_frame = Frame(win)
+                text_frame.pack(fill="both", expand=True, padx=15, pady=5)
+                text = Text(text_frame, wrap="word", font=("", 10), state=DISABLED)
+                text.pack(side="left", fill="both", expand=True)
+                text.configure(state=NORMAL)
+                text.insert("1.0", disclaimer_text)
+                text.configure(state=DISABLED)
+
+                btn_frame = Frame(win)
+                btn_frame.pack(pady=12)
+                Button(btn_frame, text="同意", command=on_agree, bg="#4CAF50", fg="white",
+                       width=10, height=1).pack(side="left", padx=10)
+                Button(btn_frame, text="不同意", command=on_disagree, bg="red", fg="white",
+                       width=10).pack(side="left", padx=10)
+
+                win.protocol("WM_DELETE_WINDOW", on_disagree)
+                win.wait_window()
+
+                if not agreed[0]:
+                    self.root.destroy()
+                    sys.exit(0)
+
+                # 复制默认 config 到可写目录
+                bundled = _resource_path("config.json")
                 if os.path.exists(bundled):
                     import shutil
                     shutil.copy2(bundled, config_path)
+
             self.config = load_config(config_path)
             timing = get_timing_config(self.config)
             delay_ms = timing.get("delay_between_rows_ms", 500)