Merge pull request #4 from rkk1995/rk/zenburn_inlay_hints

fmt

move to core

feat: add WinSeparator highlight

fix: missing initialization of neotest

doc: tweaks

doc: remove alpha status warning

fix: remove stray highlights in nvim-tree

feat: added support for neotest

feat: add hydra highlights

Less jarring gitsigns line highlights

Added missing highlight for ColorColumn to palette

break: switch to lua autocommand api, this requires nvim v0.7+

Revert removal of vim.cmd

Remove legacy vim.cmd