chore: add type annotations and resolve LSP warnings (#2555)

* chore: add type annotations to (almost) all functions

* stylua

* Add classes for symlink nodes

* Replace deprecated `@vararg`

* Move node classes to `node` module

* Fix `Symlink*` classes

* add vim and libuv runtime for luals, qualify libuv types

* add scripts/luals-check, not quite ready for CI

* additional nil checks for git/init.lua and git/runner.lua

* additional nil checks for nvim-tree.lua

* wrap vim.cmd-as-a-function calls inside functions

* vim.tbl_filter predicate returns booleans

* Revert "add scripts/luals-check, not quite ready for CI"

This reverts commit c70229cad9.

* Add `MinimalNode` class in `marks` module

* Fix various LSP warnings

* stylua

* Fix `Explorer` class, update related annotations and add necessary checks

* Add missing annotations to `live-filter`

* Add temporary aliases for `uv.*` types

* Resolve remaining LSP warnings

* Revert changes not related to internal types

* Minor adjustments

* Update doc comments style

* Minor adjustments (pt. 2)

---------

Co-authored-by: Alexander Courtis <alex@courtis.org>

lua/nvim-tree/api.lua

@@ -30,6 +30,7 @@ local Api = {
 
 --- Do nothing when setup not called.
 --- f function to invoke
+---@param f function
 local function wrap(f)
   return function(...)
     if vim.g.NvimTreeSetup == 1 then
@@ -167,6 +168,8 @@ Api.fs.copy.absolute_path = wrap_node(require("nvim-tree.actions.fs.copy-paste")
 Api.fs.copy.filename = wrap_node(require("nvim-tree.actions.fs.copy-paste").copy_filename)
 Api.fs.copy.relative_path = wrap_node(require("nvim-tree.actions.fs.copy-paste").copy_path)
 
+---@param mode string
+---@param node table
 local function edit(mode, node)
   local path = node.absolute_path
   if node.link_to and not node.nodes then
@@ -175,6 +178,8 @@ local function edit(mode, node)
   require("nvim-tree.actions.node.open-file").fn(mode, path)
 end
 
+---@param mode string
+---@return fun(node: table)
 local function open_or_expand_or_dir_up(mode)
   return function(node)
     if node.name == ".." then