feat(ui): added statusline component to show pending updates

lua/lazy/status.lua

@@ -0,0 +1,16 @@
+local Config = require("lazy.core.config")
+
+local M = {}
+
+function M.updates()
+  local Checker = require("lazy.manage.checker")
+  local updates = #Checker.updated
+  return updates > 0 and (Config.options.ui.icons.plugin .. "" .. updates)
+end
+
+function M.has_updates()
+  local Checker = require("lazy.manage.checker")
+  return #Checker.updated > 0
+end
+
+return M