Phase 1 cleanup: stale unlock text, unused code, README layout

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/Decentralized/GpuInspectView.cs

@@ -148,7 +148,7 @@ namespace Decentralized
             foreach (var mb in go.GetComponentsInChildren<MonoBehaviour>(true))
             {
                 string n = mb.GetType().Name;
-                if (mb is Button || mb is Image || mb is TextMeshProUGUI || mb is CanvasRenderer) continue;
+                if (mb is Button || mb is Image || mb is TextMeshProUGUI) continue;
                 if (n.Contains("Local") || n.Contains("Appraisal") || n.Contains("Send")) Destroy(mb);
             }
             return b;