feat(oil): view hidden files

lua/custom/plugins/oil.lua

@@ -4,7 +4,12 @@ return {
   'stevearc/oil.nvim',
   ---@module 'oil'
   ---@type oil.SetupOpts
-  opts = {},
+  opts = {
+  view_options = {
+    -- Show hidden files
+    show_hidden = true,
+    },
+  },
   -- Optional dependencies
   dependencies = { { 'echasnovski/mini.icons', opts = {} } },
   -- dependencies = { "nvim-tree/nvim-web-devicons" }, -- use if you prefer nvim-web-devicons