feat(healthchat): advertise the account status in settings

Pending approval and an incomplete profile were only visible in the
members tab, which a new user has no reason to open.

ElementX/Sources/AppHooks/Hooks/SettingsScreenHook.swift

@@ -0,0 +1,25 @@
+//
+// Copyright 2026 Element Creations Ltd.
+//
+// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+// Please see LICENSE files in the repository root for full details.
+//
+
+import SwiftUI
+
+nonisolated protocol SettingsScreenHookProtocol: Sendable {
+    @MainActor func configure(with userSession: UserSessionProtocol?) async
+    
+    /// An extra Form section rendered between the user and the account sections,
+    /// advertising whatever is holding the account back.
+    /// - Parameter completeProfileAction: Opens the own profile editor.
+    @MainActor func accountStatusSection(completeProfileAction: @escaping () -> Void) -> AnyView?
+}
+
+struct DefaultSettingsScreenHook: SettingsScreenHookProtocol {
+    func configure(with userSession: UserSessionProtocol?) async { }
+    
+    func accountStatusSection(completeProfileAction: @escaping () -> Void) -> AnyView? {
+        nil
+    }
+}