narou web を実行ししても、以下のメッセージが出て、WEB UIが立ち上がりません
E:\txt\MyNovel>narou web
<internal:C:/Ruby33-x64/lib/ruby/3.3.0/rubygems/core_ext/kernel_require.rb>:136:in `require': cannot load such file -- tilt/erubis (LoadError)
from <internal:C:/Ruby33-x64/lib/ruby/3.3.0/rubygems/core_ext/kernel_require.rb>:136:in `require'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/lib/web/appserver.rb:15:in `<top (required)>'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/lib/web/all.rb:7:in `require_relative'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/lib/web/all.rb:7:in `<top (required)>'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/lib/command/web.rb:118:in `require_relative'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/lib/command/web.rb:118:in `boot'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/lib/command/web.rb:87:in `execute'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/lib/commandbase.rb:125:in `execute!'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/lib/commandbase.rb:134:in `execute!'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/lib/commandline.rb:29:in `run'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/lib/commandline.rb:43:in `run!'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/narou.rb:50:in `block in <top (required)>'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/lib/backtracer.rb:16:in `capture'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/narou.rb:49:in `<top (required)>'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/bin/narou:13:in `require_relative'
from C:/Ruby33-x64/lib/ruby/gems/3.3.0/gems/narou-3.9.1/bin/narou:13:in `<top (required)>'
from C:/Ruby33-x64/bin/narou:32:in `load'
from C:/Ruby33-x64/bin/narou:32:in `<main>'
