fix(account): merge durable session refresh

Preserve refresh idempotency and Apple credential revocation handling alongside the consolidated app updates.

docs/osgkeyboardversion.html

@@ -14,6 +14,7 @@
       --text-tertiary: #8a8a8a;
       --card: #ffffff;
       --border: rgba(0, 0, 0, 0.08);
+      --media-border: rgba(0, 0, 0, 0.06);
       --accent: #2f6fed;
       --chip-bg: rgba(47, 111, 237, 0.1);
     }
@@ -25,6 +26,7 @@
       --text-tertiary: #7a7a7a;
       --card: #161618;
       --border: rgba(255, 255, 255, 0.1);
+      --media-border: rgba(255, 255, 255, 0.08);
       --accent: #6b9fff;
       --chip-bg: rgba(107, 159, 255, 0.16);
     }
@@ -150,7 +152,7 @@
       height: auto;
       margin: 0 auto;
       border-radius: 14px;
-      border: 1px solid var(--border);
+      border: 0.5px solid var(--media-border);
       background: #000;
     }