Replace neotree with nvim-tree

lua/core/keymaps/async/project-tree.lua

@@ -0,0 +1,24 @@
+-- Neotree mappings
+
+return function(buffer)
+  local api = require "nvim-tree.api"
+
+  local nmap = require("core.utils").createNmap({
+    buffer = buffer,
+    desc = 'nvim-tree: : ',
+    noremap = true,
+    silent = true,
+    nowait = true
+  })
+
+  -- default mappings
+  api.config.mappings.default_on_attach(buffer)
+
+  nmap('<leader><space>', api.tree.toggle, 'File Tree')
+  nmap('t', api.node.open.tab, 'Toggle Node')
+  nmap('<leader>f', function()
+    api.tree.open({
+      find_file = true
+    })
+  end, 'Reveal File In Tree')
+end

lua/core/keymaps/init.lua

@@ -1,6 +1,5 @@
 local import = require('core.utils').createImporter("core.keymaps")
 
 import('general')
-import('project-tree')
 import('file-search')
 import('diagnostics')

lua/core/keymaps/project-tree.lua

@@ -1,4 +0,0 @@
--- Neotree mappings
-
-vim.keymap.set('n', '<leader><space>', ':Neotree toggle<cr>', { desc = 'File tree' })
-vim.keymap.set('n', '<leader>nf', ':Neotree filesystem reveal<cr>', { desc = 'Reveal in file tree' })