dashboard: redesign signal workspace and refresh flow

test_all.py

@@ -5670,7 +5670,21 @@ def _():
         pub = dpub.DashboardPublisher(out_dir=tmp)
         pub.install_static()
         assert sorted(os.listdir(tmp)) == \
-            ["dashboard.css", "dashboard.html", "dashboard.js", "gauge.js", "news_summary.php"]  # all installed, no .tmp
+            ["dashboard.css", "dashboard.html", "dashboard.js", "news_summary.php"]  # all installed, no .tmp
+
+
+@test("dashboard: static UI uses CSS gauges and a coordinated refresh loop")
+def _():
+    static_dir = os.path.join(os.path.dirname(__file__), "static")
+    with open(os.path.join(static_dir, "dashboard.html"), encoding="utf-8") as fh:
+        html = fh.read()
+    with open(os.path.join(static_dir, "dashboard.js"), encoding="utf-8") as fh:
+        js = fh.read()
+    assert "chart.js" not in html.lower()
+    assert "gauge.js" not in html
+    assert "setInterval(poll" not in js
+    assert "FALLBACK_POLL_MS" in js and "pollInFlight" in js
+    assert "data-select-tf" in js and "localStorage" in js
 
 
 @test("dashboard: publish is atomic and leaves no temp file")
@@ -5683,19 +5697,33 @@ def _():
         assert os.listdir(tmp) == ["snapshot.json"]  # no .tmp left
 
 
-@test("dashboard: run_cycle publishes snapshot BEFORE news refresh")
+@test("dashboard: run_cycle publishes technical snapshot before panels/news")
 def _():
-    # News I/O (FF + RSS + DeepSeek) can take 20-30 s — fresh signals
-    # must reach the page first (2026-08-06 sync-latency fix).
+    # News and advisory panels can take 20-30 s cold — fresh technical
+    # signals must reach the page first.
     pub = dpub.DashboardPublisher(out_dir="/nonexistent")
     order = []
     pub.scan_tf = lambda tf: order.append(f"scan:{tf.value}")
     pub.publish_snapshot = lambda: order.append("snapshot")
+    pub.attach_panels = lambda tfs: (order.append("panels") or True)
     pub.refresh_news = lambda: order.append("news_refresh")
     pub.publish_news = lambda: order.append("news_publish")
     pub.run_cycle([Timeframe.M5])
-    assert order == ["scan:5min", "snapshot", "news_refresh",
-                     "news_publish"], order
+    assert order == ["scan:5min", "snapshot", "panels", "snapshot", "news_refresh",
+                      "news_publish"], order
+
+
+@test("dashboard: scan errors keep private exception detail out of snapshots")
+def _():
+    pub = dpub.DashboardPublisher(out_dir="/nonexistent")
+    pub._provider = lambda: object()
+    with patch("dashboard_publisher.produce_signal",
+               side_effect=RuntimeError("provider token leaked")):
+        pub.scan_tf(Timeframe.M5)
+    entry = pub.snapshots["5min"]
+    assert entry["status"] == "error"
+    assert entry["error"] == "Scan unavailable"
+    assert "token" not in entry["error"]
 
 
 @test("dashboard: seconds_until_boundary bounds and constants")