yes there's a bit of java in my nvim config why do you ask?

after/ftplugin/netrw.lua

@@ -0,0 +1,20 @@
+local misc = require("core.misc")
+local map_local = misc.map_local
+
+map_local("n", "h", "-", { noremap = false, remap = true }) -- Go up a directory
+map_local("n", "l", "<CR>", { noremap = false, remap = true }) -- Go down a directory / open a file
+map_local("n", ".", "gh", { noremap = false, remap = true }) -- Toggle hidden files
+map_local("n", "P", "<C-w>z", { noremap = false, remap = true }) -- Close preview window
+
+-- Close netrw only if it isn't the last window
+map_local("n", "<esc>", function()
+  if #vim.api.nvim_tabpage_list_wins(0) > 1 then
+    vim.api.nvim_win_close(0, false)
+  end
+end)
+
+-- change neovim root
+map_local("n", "rt", function()
+  vim.api.nvim_set_current_dir(vim.b.netrw_curdir)
+  vim.notify("root dir updated: "..vim.b.netrw_curdir, vim.log.levels.LOW, { title = misc.appid })
+end)