site: signature footer on /mirror and the landing page, matching /cluster

pilot/mirror.tpl.html

@@ -97,6 +97,8 @@
   .s23-pulse{position:absolute;left:34%;top:44%;width:26%;aspect-ratio:1;border-radius:50%;pointer-events:none;
     mix-blend-mode:screen;opacity:.25;background:radial-gradient(circle,rgba(232,121,249,.55),transparent 62%)}
   .refs li{margin:.45rem 0;font-size:.92rem}
+  .outro{max-width:64ch;margin:0 auto;padding:2vh 24px 14vh;text-align:center;border:0}
+  .outro p{font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;color:var(--ink-dim);line-height:1.9;margin:0}
   @media (prefers-reduced-motion: reduce){
     html{scroll-behavior:auto}
     .s21-ring,.s23-pulse{display:none}
@@ -825,12 +827,17 @@ cache re-warm cost.</li>
 </ul>
 
 <footer>
-  DOSSIER / 005 &middot; last validated 2026-08-25 against the running estate and the
+  DOSSIER / 005 &middot; last reviewed 2026-08-25 against the running estate and the
   sources above &middot; corrections in this revision: retention/GC semantics, warm-cache
-  guarantees, retry arithmetic, upstream namespace routing &middot;
+  behaviour, retry arithmetic, upstream namespace routing &middot;
   <a href="/">The Teaching Lab</a> &middot; <a href="https://git.bztmon.com/jwright/exploded-cluster">source</a>
 </footer>
 
+<footer class="outro">
+  <p>&copy; 2026 Jonathon Wright &middot; <a href="https://creativecommons.org/licenses/by-nc-sa/4.0/">CC BY-NC-SA 4.0</a>
+    &middot; hand-built static, shipped via GitOps &middot; <a href="https://www.bztmon.com/">bztmon.com</a></p>
+</footer>
+
 </div>
 
 <script src="__MIRROR_JS__"></script>