NA's CAMPUS page always shows a campus, and says which

Opened directly (nothing tapped), page 99 was all purple: no campus chosen. It now shows the first
other campus until one is tapped, and the back key reads WS / ALL SITES.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

tests/test_campus.py

@@ -258,6 +258,7 @@ class TestCampusesView(unittest.TestCase):
         ctrls = export["page"]["controls"]
         self.assertEqual(export["page"]["name"], "99\\nCampus")
         self.assertIn("CAMPUSES", json.dumps(ctrls["3"]["0"]))                      # where ALARMS sits on every status page
+        self.assertIn("$(custom:sp_view)", json.dumps(ctrls["3"]["0"]["style"]))       # it says which campus is shown
         cells = [ctl for row in ctrls.values() for ctl in row.values() if "campus view" in (ctl.get("options") or {}).get("notes", "")]
         self.assertEqual(len(cells), 28)
         self.assertTrue(all(c["steps"]["0"]["action_sets"] == {"down": [], "up": []} for c in cells))   # no press, no hold
@@ -286,7 +287,7 @@ class TestCampusesView(unittest.TestCase):
         ws_key = next(k for _, _, k in keys if "'campus ws'" in k["options"]["notes"])
         acts = ws_key["steps"]["0"]["action_sets"]["up"]
         self.assertEqual([a["definitionId"] for a in acts], ["custom_variable_set_value", "set_page"])
-        self.assertEqual((acts[0]["options"]["value"]["value"], acts[1]["options"]["page"]["value"]), ("ws", 99))
+        self.assertEqual((acts[0]["options"]["value"]["value"], acts[1]["options"]["page"]["value"]), ("WS", 99))
 
     def test_a_campus_tells_the_hub_and_learns_nothing_back(self):
         from settings import campuses as cv