Add proper visual progress bar support via helper widget

Create helper widget that searches for missile command buttons and updates their
progress bars using SetProgressBar() method, matching factory unit behavior.
Missile widget exports progress data via WG.missileProgress for the helper to consume.

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01GiaPfKSj8kGFjaUPyxYYHd

Author: claude

LuaUI/Widgets/gui_missile_progress.lua

@@ -0,0 +1,70 @@
+function widget:GetInfo()
+  return {
+    name      = "Missile Command Progress",
+    desc      = "Displays visual progress bars for missile building",
+    author    = "Amnykon",
+    date      = "2026",
+    license   = "GNU GPL, v2 or later",
+    layer     = 5,
+    enabled   = true,
+    handler   = true,
+  }
+end
+
+local missileCommands = {
+  [39610] = true,
+  [39611] = true,
+  [39612] = true,
+  [39613] = true,
+  [39614] = true,
+  [39615] = true,
+  [39616] = true,
+}
+
+local UPDATE_FREQUENCY = 0.25
+local timer = UPDATE_FREQUENCY + 1
+local buttonCache = {}
+
+local function findButtonsByCommand()
+  local screen = WG.Chili.Screen0
+  if not screen then return end
+
+  local function searchChildren(control)
+    if not control then return end
+
+    if control.cmdID and missileCommands[control.cmdID] then
+      buttonCache[control.cmdID] = control
+    end
+
+    if control.children then
+      for _, child in ipairs(control.children) do
+        searchChildren(child)
+      end
+    end
+  end
+
+  if screen.children then
+    for _, child in ipairs(screen.children) do
+      searchChildren(child)
+    end
+  end
+end
+
+function widget:Update(dt)
+  timer = timer + dt
+  if timer < UPDATE_FREQUENCY then
+    return
+  end
+  timer = 0
+
+  findButtonsByCommand()
+
+  for cmdID in pairs(missileCommands) do
+    local progress = WG.missileProgress and WG.missileProgress[cmdID] or 0
+    local button = buttonCache[cmdID]
+
+    if button and button.SetProgressBar then
+      button:SetProgressBar(progress)
+    end
+  end
+end

LuaUI/Widgets/missle_command_center.lua

@@ -537,13 +537,16 @@ function widget:Update(dt)
   end
   timer = 0
 
-  local integralMenu = widgetHandler:FindWidget("Chili Integral Menu")
+  WG.missileProgress = WG.missileProgress or {}
 
   for _, command in pairs(commands) do
     local count = command:getCount()
     local buildProgress = command:getMaxBuildProgress()
     local customCommands = widgetHandler.customCommands
 
+    -- Export progress for other widgets
+    WG.missileProgress[command.cmd] = buildProgress
+
     for i = 1, #customCommands do
       if customCommands[i].id == command.cmd then
         local displayName = ""
@@ -559,11 +562,6 @@ function widget:Update(dt)
           end
         end
         customCommands[i].name = displayName
-
-        -- Update visual progress bar on integral menu button if available
-        if integralMenu and integralMenu.SetCmdButtonProgress and buildProgress > 0 then
-          integralMenu:SetCmdButtonProgress(command.cmd, buildProgress)
-        end
         break
       end
     end