Neovim: tweaked neotree a bit, might remove it in favor of oil.nvim

.config/nvim/lua/custom/plugins/neotree.lua

@@ -1,3 +1,6 @@
+-- TODO: Consider removing neotree
+-- Not really using it due to oil.nvim, but maybe it's still
+-- useful to have a tree-structure file explorer?
 return {
     'nvim-neo-tree/neo-tree.nvim',
     branch = 'v3.x',
@@ -6,10 +9,26 @@ return {
         'nvim-tree/nvim-web-devicons',
         'MunifTanjim/nui.nvim',
     },
-    opts = {
-        open_files_do_not_replace_types = { 'terminal', 'Trouble', 'qf', 'edgy' },
-    },
     config = function()
+        require('neo-tree').setup({
+            open_files_do_not_replace_types = { 'terminal', 'Trouble', 'qf', 'edgy' },
+            window = {
+                mappings = {
+                    ['e'] = function()
+                        ---@diagnostic disable-next-line: deprecated
+                        vim.api.nvim_exec('Neotree focus filesystem left', true)
+                    end,
+                    ['b'] = function()
+                        ---@diagnostic disable-next-line: deprecated
+                        vim.api.nvim_exec('Neotree focus buffers left', true)
+                    end,
+                    ['g'] = function()
+                        ---@diagnostic disable-next-line: deprecated
+                        vim.api.nvim_exec('Neotree focus git_status left', true)
+                    end,
+                },
+            },
+        })
         vim.keymap.set('n', '<leader>nt', '<cmd>Neotree toggle reveal left<cr>', { desc = '[N]eotree [T]oggle' })
     end,
 }