feat(FilterButtons): Add tiertype filter buttons for trackmania

lua/wikis/trackmania/FilterButtons/Config.lua

@@ -0,0 +1,46 @@
+---
+-- @Liquipedia
+-- page=Module:FilterButtons/Config
+--
+-- Please see https://github.com/Liquipedia/Lua-Modules to contribute
+--
+
+local Lua = require('Module:Lua')
+
+local Tier = Lua.import('Module:Tier/Utils')
+local Config = {}
+
+---@type FilterButtonCategory[]
+Config.categories = {
+	{
+		name = 'liquipediatier',
+		property = 'liquipediaTier',
+		load = function(category)
+			category.items = {}
+			for _, tier in Tier.iterate('tiers') do
+				table.insert(category.items, tier.value)
+			end
+		end,
+		defaultItems = {'1', '2', '3'},
+		transform = function(tier)
+			return Tier.toName(tier)
+		end,
+		expandKey = "liquipediatiertype",
+	},
+	{
+		name = 'liquipediatiertype',
+		property = 'liquipediaTierType',
+		expandable = true,
+		load = function(category)
+			category.items = {}
+			for _, tiertype in Tier.iterate('tierTypes') do
+				table.insert(category.items, Tier.toIdentifier(tiertype.value))
+			end
+		end,
+		transform = function(tiertype)
+			return select(2, Tier.toName(1, tiertype))
+		end,
+	},
+}
+
+return Config