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module SiteHelper
def frontend_javascript_importmap_tags
only_use = %w"application"
importmap_json = JSON.parse(Rails.application.importmap.to_json(resolver: self))['imports'].select{ |k,v| only_use.include?(k)}
safe_join [
javascript_inline_importmap_tag(JSON.pretty_generate({ "imports" => importmap_json})),
javascript_module_preload_tag(*importmap_json.map{|v| v[1]}),
javascript_import_module_tag('application')
], "\n"
end
end