* updated algorithm (#16)

* add Dockerfile

* get rid of gdal and saga

* block wise slope calculation

* refactor core logic

* add pre-commit hooks

* lint and test CI

* run ci on every push

* use uv lock fike

* combine some steps

* pre-commit hooks

* simplified algorithm

* move tests

* Algo improvements (#17)

* remove irrelevant comments

* upgrade pre-commit hooks

* update test

* add unit tests

* enhance doc strings

* separate algorithm into new script

* add utils tests

* ruff checks

* Add more tests (#18)

* return dtm array

* use real data for integration test

* parametrize all files

* fix overflowing slope calculation

* add monotonicity test

* use synthentic data for unit tests

* pass rasterio object; add stress tests

* update stress tests

* Automate release (#19)

* add CI for pypi publishing

* enhance readme

* fix rendering

* fix arrows

* update contributing section

* add smoke test in ci

* add downloads stts

* add example results