Merge upstream/main into pr/mapillary-layer

Twenty layers now (weather, wind, cyclones and recent imagery landed
upstream); Street Level sits after Recent Imagery in the right rail and the
Cameras group, and the rail CSS names it beside the other panels.

Co-Authored-By: Claude Fable 5.1 <[email protected]>

src/app/constructCatalog.test.mjs

@@ -39,7 +39,19 @@ test('catalogs construct distinct layers and classification from their supplied
     signal: b.signal,
     surface: fixtureSurface(b.signal),
   });
-  assert.equal(first.layers.length, 22);
+  assert.equal(first.layers.length, 28);
+  assert.notEqual(first.weatherClock, second.weatherClock);
+  await first.weatherClock.setTarget('2026-09-21T12:00:00.000Z');
+  assert.match(
+    first.get('wind').getRowControls().info,
+    /Forecast · does not follow history/,
+  );
+  assert.equal(second.get('wind').getRowControls().summary.status, null);
+  for (const id of ['weather-radar', 'weather-satellite', 'weather-lightning'])
+    assert.equal(
+      first.get(id).getDiagnostics().clock.target,
+      '2026-09-21T12:00:00.000Z',
+    );
   assert.ok(first.get('transit'));
   const order = first.layers.map(({ id }) => id);
   assert.deepEqual(
@@ -82,6 +94,10 @@ test('catalogs construct distinct layers and classification from their supplied
   assert.equal(first.militaryRegistry.isMilitaryIcao('def456'), false);
   assert.equal(second.militaryRegistry.isMilitaryIcao('def456'), true);
   a.abort();
+  assert.equal(
+    await first.weatherClock.setTarget('2026-09-21T13:00:00.000Z'),
+    false,
+  );
   assert.equal(callsA[0].aborted, true);
   assert.equal(first.militaryRegistry.isMilitaryIcao('abc123'), false);
   assert.equal(callsB[0].aborted, false);