Switch to oil.nvim and drop netrw

lua/plugins/oil.lua

@@ -0,0 +1,25 @@
+return {
+  'stevearc/oil.nvim',
+  dependencies = {
+    "nvim-tree/nvim-web-devicons",
+  },
+  lazy = false,
+  config = function()
+    require('oil').setup({
+      keymaps = {
+        ["g?"] = { "actions.show_help", mode = "n" },
+        ["<CR>"] = "actions.select",
+        ["<leader>l"] = "actions.refresh",
+        ["-"] = { "actions.parent", mode = "n" },
+        ["_"] = { "actions.open_cwd", mode = "n" },
+        ["`"] = { "actions.cd", mode = "n" },
+        ["~"] = { "actions.cd", opts = { scope = "tab" }, mode = "n" },
+        ["gs"] = { "actions.change_sort", mode = "n" },
+        ["gx"] = "actions.open_external",
+        ["g."] = { "actions.toggle_hidden", mode = "n" },
+        ["g\\"] = { "actions.toggle_trash", mode = "n" },
+      },
+      use_default_keymaps = false,
+    })
+  end
+}