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DOC fix dark mode text in tutorial data cards (#66555)
DOC: replaced Travis CI with Github Actions in contributing docs (#66500)
DEPS: Update required and optional dependency minimum versions (#66684)
DEPR: isinstance(obj, DateOffset) for non-DateOffset offsets (#64699)
DOC: batch of user guide and docstring fixes (#66655)
BUG: to_json(date_format="epoch") ignored date_unit for datetime-likes behind another dtype (GH#66709) (#66713)
DOC: Show constructor arguments for some classes in `pd.series.offsets` (#61605)