fix(ui): suppress main menu link previews

Author: Aethersailor

src/handlers/handler_manager.py

@@ -1306,6 +1306,7 @@ async def start_command(self, update: Update, context: ContextTypes.DEFAULT_TYPE
                 self._build_main_menu_text(username),
                 reply_markup=self._build_main_menu_keyboard(),
                 parse_mode="Markdown",
+                disable_web_page_preview=True,
             )
 
         except Exception as e:
@@ -1614,15 +1615,25 @@ async def _show_main_menu(self, query, user_id: Optional[int] = None):
         username = query.from_user.first_name or query.from_user.username or "用户"
         welcome_text = self._build_main_menu_text(username)
         reply_markup = self._build_main_menu_keyboard()
-        await query.edit_message_text(welcome_text, reply_markup=reply_markup, parse_mode='Markdown')
+        await query.edit_message_text(
+            welcome_text,
+            reply_markup=reply_markup,
+            parse_mode="Markdown",
+            disable_web_page_preview=True,
+        )
 
     async def _show_main_menu_message(self, message):
         """通过消息显示主菜单"""
         self._reset_user_flow(message.from_user.id)
         username = message.from_user.first_name or message.from_user.username or "用户"
         welcome_text = self._build_main_menu_text(username)
         reply_markup = self._build_main_menu_keyboard()
-        await message.reply_text(welcome_text, reply_markup=reply_markup, parse_mode='Markdown')
+        await message.reply_text(
+            welcome_text,
+            reply_markup=reply_markup,
+            parse_mode="Markdown",
+            disable_web_page_preview=True,
+        )
 
     def _matchscope_endpoint(self) -> str:
         return (

tests/test_ui_ux.py

@@ -330,6 +330,11 @@ async def test_return_to_main_menu_resets_state_and_stale_actions(self):
         self.assertEqual(manager.user_states[42]["state"], "idle")
         self.assertEqual(manager.user_states[42]["data"], {})
         self.assertNotIn((42, "old"), manager._pending_actions)
+        self.assertTrue(
+            query.edit_message_text.await_args.kwargs[
+                "disable_web_page_preview"
+            ]
+        )
 
     async def test_delete_placeholder_resets_state_without_deleting_rules(self):
         manager = self._stateful_manager()
@@ -376,6 +381,11 @@ async def test_start_command_invalidates_old_confirmation_buttons(self):
 
         self.assertEqual(manager.user_states[42]["state"], "idle")
         self.assertNotIn((42, "old"), manager._pending_actions)
+        self.assertTrue(
+            update.message.reply_text.await_args.kwargs[
+                "disable_web_page_preview"
+            ]
+        )
 
     async def test_unknown_command_keeps_membership_gate(self):
         manager = self._stateful_manager()