Add Users settings tab

src/trx-client/trx-frontend/trx-frontend-http/assets/web/generated/app.js

@@ -6051,9 +6051,18 @@ function initSettingsUI() {
 }
 async function refreshUserManagement() {
   const section = document.getElementById("user-management");
-  if (!section) return;
+  const tab = document.getElementById("settings-users-tab");
-  section.style.display = authEnabled && authRole === "admin" ? "block" : "none";
+  if (!section || !tab) return;
-  if (section.style.display === "none") return;
+  const canManageUsers = authEnabled && authRole === "admin";
+  tab.style.display = canManageUsers ? "" : "none";
+  if (!canManageUsers) {
+    const panel = document.getElementById("subtab-settings-users");
+    if (panel) panel.style.display = "none";
+    if (tab.classList.contains("active")) {
+      document.querySelector('[data-subtab="settings-scheduler"]')?.click();
+    }
+    return;
+  }
   const list = requiredElement("user-list");
   try {
     const users = await listUsers();

src/trx-client/trx-frontend/trx-frontend-http/assets/web/index.html

@@ -1461,6 +1461,7 @@ SPDX-License-Identifier: GPL-2.0-or-later
         <button class="sub-tab" data-subtab="settings-background-decode">Background Decode</button>
         <button class="sub-tab" data-subtab="settings-bandplan">Bandplan</button>
         <button class="sub-tab" data-subtab="settings-history">History</button>
+        <button id="settings-users-tab" class="sub-tab" data-subtab="settings-users" style="display:none;">Users</button>
       </div>
       <div id="subtab-settings-scheduler" class="sub-tab-panel">
         <div id="scheduler-panel" class="sch-panel">
@@ -1750,8 +1751,8 @@ SPDX-License-Identifier: GPL-2.0-or-later
           </div>
         </div>
       </div>
-      <section id="user-management" style="display:none; margin-top:1rem;">
+      <div id="subtab-settings-users" class="sub-tab-panel" style="display:none;">
-        <h2 class="section-heading">User management</h2>
+        <div id="user-management">
         <div class="settings-card">
           <form id="user-create-form" class="sch-row" style="flex-wrap:wrap; gap:.5rem;">
             <input id="user-create-username" class="auth-input" placeholder="Username" autocomplete="off" required />
@@ -1762,7 +1763,8 @@ SPDX-License-Identifier: GPL-2.0-or-later
           <div id="user-management-error" class="auth-error" style="display:none;"></div>
           <div id="user-list" style="margin-top:.75rem;"></div>
         </div>
-      </section>
+        </div>
+      </div>
     </div>
     <div id="tab-about" class="tab-panel" style="display:none;">
       <h2 class="section-heading">About</h2>

src/trx-client/trx-frontend/trx-frontend-http/frontend/src/app.ts

@@ -5055,9 +5055,18 @@ function initSettingsUI() {
 
 async function refreshUserManagement() {
   const section = document.getElementById("user-management");
-  if (!section) return;
+  const tab = document.getElementById("settings-users-tab");
-  section.style.display = authEnabled && authRole === "admin" ? "block" : "none";
+  if (!section || !tab) return;
-  if (section.style.display === "none") return;
+  const canManageUsers = authEnabled && authRole === "admin";
+  tab.style.display = canManageUsers ? "" : "none";
+  if (!canManageUsers) {
+    const panel = document.getElementById("subtab-settings-users");
+    if (panel) panel.style.display = "none";
+    if (tab.classList.contains("active")) {
+      document.querySelector<HTMLButtonElement>('[data-subtab="settings-scheduler"]')?.click();
+    }
+    return;
+  }
   const list = requiredElement("user-list");
   try {
     const users = await listUsers();

src/trx-client/trx-frontend/trx-frontend-http/frontend/tests/smoke.test.mjs

@@ -9,6 +9,7 @@ import { readFile } from "node:fs/promises";
 const indexPath = new URL("../../assets/web/index.html", import.meta.url);
 const pluginLoaderPath = new URL("../src/plugin-loader.ts", import.meta.url);
 const mapCorePath = new URL("../src/map-core.ts", import.meta.url);
+const appPath = new URL("../src/app.ts", import.meta.url);
 
 test("index loads one first-party application bootstrap", async () => {
   const html = await readFile(indexPath, "utf8");
@@ -30,6 +31,17 @@ test("startup has no remote script or stylesheet dependencies", async () => {
   );
 });
 
+test("administrator user management is a dedicated Settings sub-tab", async () => {
+  const [html, app] = await Promise.all([
+    readFile(indexPath, "utf8"),
+    readFile(appPath, "utf8"),
+  ]);
+  assert.match(html, /data-subtab="settings-users"/);
+  assert.match(html, /id="subtab-settings-users" class="sub-tab-panel"/);
+  assert.match(app, /authEnabled && authRole === "admin"/);
+  assert.match(app, /settings-users-tab/);
+});
+
 test("lazy frontend features use modules and local map symbols", async () => {
   const [loader, map] = await Promise.all([
     readFile(pluginLoaderPath, "utf8"),