fix: 修复更新逻辑，调整版本显示并同步版本号

- 新增失败更新版本跟踪变量，避免重复触发同一失败版本的更新
- 调整版本指示器的绘制逻辑，优化标记文本的显示效果
- 修复强制更新的触发校验条件，完善整体更新流程
- 初始化缺失的state变量并同步两个文件的程序版本号

ticketmachine.lua

@@ -1,6 +1,6 @@
 local CURRENT_STATION_CODE = 'Ticket-Machine'
 local API_BASE = 'http://ticket.fse-media.group/api'
-local VERSION = 'v1.5.13.1'
+local VERSION = 'v1.5.13'
 local UPDATE_CHECK_INTERVAL = 5
 
 -- ###########################
@@ -13,10 +13,12 @@ local function jsonDecode(str)
 end
 
 local serverConnected = nil
+local expectedMachineVersion = nil
 local versionMismatch = nil
+local failedUpdateVersion = nil
 local pendingMachineUpdate = false
 local isUpdating = false
-local state
+local state = {}
 
 local function normalizeVersionTag(v)
   local s = tostring(v or ''):gsub('^%s+', ''):gsub('%s+$', '')
@@ -665,6 +667,12 @@ end
 local function backgroundSyncTask()
   pcall(refreshConfigOnce)
   while true do
+    if type(CFG) == 'table' and type(CFG.force_update) == 'boolean' and CFG.force_update == true and versionMismatch == true then
+      if expectedMachineVersion ~= failedUpdateVersion then
+        pendingMachineUpdate = true
+      end
+    end
+
     if pendingMachineUpdate and state and tostring(state.page or 'home') == 'home' then
       isUpdating = true
       pcall(drawVersionIndicator)
@@ -676,14 +684,11 @@ local function backgroundSyncTask()
       end
       isUpdating = false
       pendingMachineUpdate = false
+      failedUpdateVersion = expectedMachineVersion
       pcall(drawVersionIndicator)
     end
     sleep(UPDATE_CHECK_INTERVAL)
     pcall(refreshConfigOnce)
-    
-    if type(CFG) == 'table' and type(CFG.force_update) == 'boolean' and CFG.force_update == true and versionMismatch == true then
-      pendingMachineUpdate = true
-    end
   end
 end
 
@@ -1110,23 +1115,23 @@ end
 local function drawVersionIndicator()
   if w < 1 then return end
   local markerColor = colors.yellow
-  local markerText = '*'
+  local markerText = '*   '
   if isUpdating then
     markerColor = colors.yellow
     markerText = '^ing'
   elseif versionMismatch == true then
     markerColor = colors.red
+    markerText = '*   '
   elseif versionMismatch == false then
     markerColor = colors.lime
+    markerText = '    '
   end
   termDev.setBackgroundColor(colors.black)
   termDev.setTextColor(colors.gray)
   termDev.setCursorPos(1, 1)
   termDev.write(tostring(VERSION))
-  if w >= (#tostring(VERSION) + #markerText) then
-    termDev.setTextColor(markerColor)
-    termDev.write(markerText)
-  end
+  termDev.setTextColor(markerColor)
+  termDev.write(markerText)
   termDev.setTextColor(colors.white)
 end