chore: pin package versions

fix: which-key config call

feat: add which key interface

Adds neat key helpers when hitting a key and waiting,
similar to emacs.

chore: fix deprecation treesitter

docs: update README.md and keybinds

add: ivy telescope them, localleader bind

chore: gh issue template, gh actions

fix: lspkind/treesitter breakage

closes ticket #1[1] (issue #27[2] on gh)

[1]: https://todo.sr.ht/~theorytoe/nii-nvim-bugs/1
[2]: https://github.com/Theory-of-Everything/nii-nvim/issues/27

chore: fix artifact in dashboard

chore: grammar in readme

Update to readme + contrib

update: bump plugins, clean docs

[#21] rm: lsp_diagnostics=false from nvimtree

fix deprecation mentioned in #21, #23

chore: clean issue template

update: README.md

update: issue templates

chore: formatting, folds

fix: lsp code additions

fix: plug names, overhaul lsp

rm: lspinstall, switch to user configs

Lspinstall is a pain to get working, so I decided to remove it.