v1.2.0 add read `from_toml`

Add:

• feature to read from_toml(path: str) to construct a configuration from a toml file.
• to_toml is not implemented by design for now.

v1.1.0 add docstring

Added doctoring with short highlights of the dictionary and yaml related methods and some examples.

v1.0.4 initial release

update version to test github release

v1.0.3 first release

add workflow dependency