desition and screen magement refactor

inc/screen/screen.manager.lua

@@ -0,0 +1,27 @@
+ScreenManager = {}
+
+local _screens = {} -- Internal list to hold screen data
+
+-- Public property to access the registered screens as an indexed array
+function ScreenManager.get_screens_array()
+  local screens_array = {}
+  for _, screen_data in pairs(_screens) do
+    table.insert(screens_array, screen_data)
+  end
+  return screens_array
+end
+
+-- Registers a screen with the manager
+-- screen_data: A table containing id, name, and decisions for the screen
+function ScreenManager.register(screen_data)
+  if _screens[screen_data.id] then
+    -- Optional: warning if overwriting an existing screen
+    -- trace("Warning: Overwriting screen with id: " .. screen_data.id)
+  end
+  _screens[screen_data.id] = screen_data
+end
+
+-- Retrieves a screen by its id (if needed directly)
+function ScreenManager.get_by_id(screen_id)
+  return _screens[screen_id]
+end