[fix](trx-frontend-http): restore tabs and relocate peak hold

Co-authored-by: OpenAI Codex <codex@openai.com>
Signed-off-by: Stan Grams <sjg@haxx.space>

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

@@ -328,7 +328,6 @@ const ownerSubtitle = document.getElementById("owner-subtitle");
 const loadingTitle = document.getElementById("loading-title");
 const loadingSub = document.getElementById("loading-sub");
 const overviewCanvas = document.getElementById("overview-canvas");
-const overviewLabel = document.getElementById("overview-label");
 const overviewPeakHoldEl = document.getElementById("overview-peak-hold");
 const themeToggleBtn = document.getElementById("theme-toggle");
 const headerRigSwitchSelect = document.getElementById("header-rig-switch-select");
@@ -582,10 +581,8 @@ function drawHeaderSignalGraph() {
   ctx.scale(dpr, dpr);
   ctx.clearRect(0, 0, w, h);
   if (lastSpectrumData && overviewWaterfallRows.length > 0) {
-    if (overviewLabel) overviewLabel.textContent = "Waterfall";
     drawOverviewWaterfall(ctx, w, h, isLight);
   } else {
-    if (overviewLabel) overviewLabel.textContent = "Signal History";
     drawOverviewSignalHistory(ctx, w, h, isLight);
   }
   ctx.restore();
@@ -878,7 +875,9 @@ function updateFooterBuildInfo() {
 }
 
 function updateTitle() {
-  document.getElementById("rig-title").textContent = originalTitle;
+  const titleEl = document.getElementById("rig-title");
+  if (!titleEl) return;
+  titleEl.textContent = serverVersion ? `trx-rs v${serverVersion}` : "trx-rs";
 }
 
 function render(update) {

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

@@ -38,16 +38,6 @@
       </div>
     </div>
     <div class="overview-strip">
-      <div class="overview-toolbar">
-        <label class="overview-control">Peak Hold
-          <select id="overview-peak-hold" class="status-input">
-            <option value="500">0.5 s</option>
-            <option value="1000">1 s</option>
-            <option value="2000" selected>2 s</option>
-            <option value="5000">5 s</option>
-          </select>
-        </label>
-      </div>
       <canvas id="overview-canvas" aria-hidden="true"></canvas>
     </div>
     <!-- Auth gate (hidden by default, shown if auth is required) -->
@@ -82,6 +72,14 @@
           <button id="spectrum-bw-set-btn" type="button">Set</button>
         </div>
         <div id="spectrum-level-row">
+          <label class="overview-control" id="spectrum-peak-hold-label">Peak Hold
+            <select id="overview-peak-hold" class="status-input">
+              <option value="500">0.5 s</option>
+              <option value="1000">1 s</option>
+              <option value="2000" selected>2 s</option>
+              <option value="5000">5 s</option>
+            </select>
+          </label>
           <label id="spectrum-floor-label">Floor <input type="number" id="spectrum-floor-input" value="-115" step="5" /> dB</label>
           <button id="spectrum-auto-btn" type="button">Auto</button>
         </div>
@@ -210,6 +208,7 @@
       </div>
     </div>
     </div>
+    </div>
     <div id="tab-plugins" class="tab-panel" style="display:none;">
       <div class="sub-tab-bar">
         <button class="sub-tab active" data-subtab="overview">Overview</button>