Add script llm tool (#118936)

* Add script llm tool

* Add tests

* More tests

* more test

* more test

* Add area and floor resolving

* coverage

* coverage

* fix ColorTempSelector

* fix mypy

* fix mypy

* add script reload test

* Cache script tool parameters

* Make custom_serializer a part of api

---------

Co-authored-by: Michael Hansen <mike@rhasspy.org>

tests/helpers/test_selector.py

@@ -55,6 +55,8 @@ def _test_selector(
     config = {selector_type: schema}
     selector.validate_selector(config)
     selector_instance = selector.selector(config)
+    assert selector_instance == selector.selector(config)
+    assert selector_instance != 5
     # We do not allow enums in the config, as they cannot serialize
     assert not any(isinstance(val, Enum) for val in selector_instance.config.values())