gitea/templates/repo/editor/diff_preview.tmpl

{{if .File}}
<div class="diff-file-box">
	<div class="ui attached table segment">
		<div class="file-body file-code code-diff code-diff-unified unicode-escaped">
			<table>
				<tbody>
					{{template "repo/diff/section_unified" dict "file" .File "root" $}}
				</tbody>
			</table>
		</div>
	</div>
</div>
{{else}}
<div class="tw-p-6 tw-text-center">
	{{ctx.Locale.Tr "repo.editor.no_changes_to_show"}}
</div>
{{end}}