Make v prefix default for tags

Rakefile

@@ -10,6 +10,7 @@ require 'open3'
 require_relative 'config/config'
 require_relative 'lib/package'
 require_relative 'lib/download'
+require_relative 'lib/up2date'
 
 task :dmd, [:version] do |_, arguments|
   raise 'Version is not specified.' unless arguments.key? :version
@@ -135,3 +136,22 @@ task 'rdiff-backup', [:version] do |_, arguments|
 
   commit 'system/rdiff-backup', arguments[:version]
 end
+
+php_transform = proc do |version|
+  version.delete_prefix 'php-' if version.match?(/^php-8\.2\.[[:digit:]+]$/)
+end
+
+AUTO_UPDATABLE = {
+  'universal-ctags' => SlackBuilder::GitHub.new('universal-ctags', 'ctags'),
+  'composer' => SlackBuilder::Packagist.new('composer', 'composer'),
+  'php82' => SlackBuilder::GitHub.new('php', 'php-src', php_transform),
+  'rdiff-backup' => SlackBuilder::GitHub.new('rdiff-backup', 'rdiff-backup'),
+  'librsync' => SlackBuilder::GitHub.new('librsync', 'librsync'),
+  'jitsi-meet-desktop' => SlackBuilder::GitHub.new('jitsi', 'jitsi-meet-electron')
+}.freeze
+
+task :up2date do
+  AUTO_UPDATABLE.each do |key, value|
+    latest_version = SlackBuilder.check_for_latest key, value
+  end
+end

lib/up2date.rb

@@ -35,7 +35,7 @@ module SlackBuilder
     GQL
     private_constant :GITHUB_QUERY
 
-    def initialize(owner, name, version_transform = ->(x) { x })
+    def initialize(owner, name, version_transform = ->(v) { v.delete_prefix 'v' })
       super()
 
       @owner = owner