feat: cinematic outro that mirrors the intro crane

On arrival the camera cranes back toward the sun on a long lens, letterbox
bars close in on every tier and a closing credit of real identity facts
fades into the upper bar. Leaving the destination reverses it.

src/components/AppShell.vue

@@ -246,6 +246,7 @@ onUnmounted(() => removePageListeners());
     :policy="motion.policy.value"
     :quality="actualQuality"
     :scene-description="content.sceneDescription"
+    :credit="`${content.identity.name} · ${content.identity.role} · ${content.identity.location.city}, ${content.identity.location.country}`"
     :sample-frame="sampleSceneFrame"
     @state-change="updateSceneState"
   />