feat: AppState gains speaker pause fields and AWAITING_SPEAKERS status

tests/test_api.py

@@ -160,6 +160,17 @@ def test_status_includes_is_admin():
         app.dependency_overrides.pop(current_user, None)
 
 
+def test_state_has_speaker_fields():
+    from api.state import AppState
+    s = AppState()
+    assert hasattr(s, "_speakers_event")
+    assert hasattr(s, "_pending_aligned_segments")
+    assert hasattr(s, "_speaker_names")
+    assert s._speakers_event is None
+    assert s._pending_aligned_segments is None
+    assert s._speaker_names is None
+
+
 def test_put_config_deep_merges(tmp_path, monkeypatch):
     import config as cfg_mod
     monkeypatch.setattr(cfg_mod, "CONFIG_PATH", str(tmp_path / "config.toml"))