Marcin Jałocha

### Pull Request Prelude - [x] I have followed [proper The Forgotten Server code styling][code]. - [x] I have read and understood the [contribution guidelines][cont] before making this PR. -...

Add lowercase and uppercase validator

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Implementation of helpful validators: - string().lowercase() - string().uppercase()

Fix compiler warnings

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### Pull Request Prelude - [x] I have followed [proper The Forgotten Server code styling][code]. - [x] I have read and understood the [contribution guidelines][cont] before making this PR. -...

[Bug]: Fleeing creatures aren't properly taking distance steps

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### By submitting this bug issue, you agree to the following. - [X] This is a bug in the software that resides in this repository, and not a support matter...