Fix/refactorings (#69) * this target call doesn't return process (in windows) * call terminate -> wait -> kill, minor refactoring on the order and exception handlings * `CHANGELOG.md` updated * add concrete exception type * Refactor exception handling in `NavaThread` class to catch general exceptions and improve clarity in comments. Ensure `_play_process` is set to `None` after termination attempts. * add bandit `B110` bypassing rule