Fix IRC incoming announcements and add focus.tui default

tests/unit/test_settings_validation.py

@@ -10,6 +10,7 @@ import sys
 from pathlib import Path
 
 # Import the settings manager
+from fenrirscreenreader.core.settingsData import settings_data
 from fenrirscreenreader.core.settingsManager import SettingsManager
 
 
@@ -186,3 +187,10 @@ class TestValidationSkipsUnknownSettings:
         """Unknown settings in known sections should not raise errors."""
         # Should not raise - only specific critical settings are validated
         self.manager._validate_setting_value("speech", "unknown_setting", "value")
+
+
+@pytest.mark.unit
+@pytest.mark.settings
+def test_focus_settings_define_tui_toggle():
+    """Focus settings should include the TUI toggle used by on-screen handlers."""
+    assert settings_data["focus"]["tui"] is False