feat(ui): add brand identity and police record

Assisted-by: Codex: GPT-5

templates/base/footer_content.tmpl

@@ -2,6 +2,7 @@
 	<div class="left-links">
 		<span>© 2026 海南荣刻科技有限公司. All Rights Reserved.</span>
 		<a href="https://beian.miit.gov.cn/" target="_blank" rel="noopener noreferrer">琼ICP备2026011549号</a>
+		<a class="footer-police-record" href="https://www.beian.gov.cn/portal/registerSystemInfo?recordcode=46010002001924" target="_blank" rel="noopener noreferrer"><img src="{{AssetUrlPrefix}}/img/beian-police.png" alt="公安备案图标">琼公网安备46010002001924号</a>
 	</div>
 	<div class="right-links" role="group" aria-label="{{ctx.Locale.Tr "aria.footer.links"}}">
 		<div class="ui dropdown custom" id="footer-theme-selector">

templates/base/head_navbar.tmpl

@@ -3,6 +3,12 @@
 		<!-- the logo -->
 		<a class="item" id="navbar-logo" href="{{AppSubUrl}}/" aria-label="{{if .IsSigned}}{{ctx.Locale.Tr "dashboard"}}{{else}}{{ctx.Locale.Tr "home_title"}}{{end}}">
 			<img width="30" height="30" src="{{AssetUrlPrefix}}/img/logo.png" alt="{{ctx.Locale.Tr "logo"}}" aria-hidden="true">
+			{{if .PageIsSignIn}}
+			<span class="navbar-brand-copy" aria-hidden="true">
+				<strong>荣刻科技</strong>
+				<small>RONCARVE TECHNOLOGY</small>
+			</span>
+			{{end}}
 		</a>
 
 		<!-- mobile right menu, it must be here because in mobile view, each item is a flex column, the first item is a full row column -->