chore: commit pending admin-panel, api auth and parity doc changes

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

apps/admin-panel/src/stores/users.ts

@@ -67,6 +67,9 @@ export const useUsersStore = defineStore('users', {
     // undefined = "not fetched yet" (distinct from [] = "fetched, has none").
     // The router guard relies on that distinction, as legacy's did.
     roles: undefined as string[] | undefined,
+    // The super-admin-only features (see utils/superAdmin.ts) show for this
+    // account alone, whatever rids other admins hold. Set by the server.
+    isSuperAdmin: false,
   }),
   getters: {
     /**
@@ -107,8 +110,12 @@ export const useUsersStore = defineStore('users', {
     getRoles(roles: string[]) {
       this.roles = checkParent(roles);
     },
+    setSuperAdmin(value: unknown) {
+      this.isSuperAdmin = value === true;
+    },
     deleteRoles() {
       this.roles = undefined;
+      this.isSuperAdmin = false;
     },
   },
 });