UI-001: simplify addon setup and explain ingress workflow

tests/test_addon_config.py

@@ -0,0 +1,10 @@
+from pathlib import Path
+
+
+def test_addon_does_not_expose_internal_learning_parameters() -> None:
+    config = Path("addon/config.yaml").read_text(encoding="utf-8")
+
+    assert "\noptions:" not in config
+    assert "\nschema:" not in config
+    assert "prediction_confidence" not in config
+    assert "execution_cooldown_seconds" not in config