config changes

lua/custom/plugins/copilot.lua

@@ -0,0 +1,13 @@
+-- You can add your own plugins here or in other files in this directory!
+--  I promise not to create any merge conflicts in this directory :)
+--
+-- See the kickstart.nvim README for more information
+return {
+  -- Github Copilot
+  'github/copilot.vim',
+  config = function()
+    vim.g.copilot_assume_mapped = true
+    vim.g.copilot_no_tab_map = true
+    vim.api.nvim_set_keymap('i', '<C-J>', 'copilot#Accept("<CR>")', { silent = true, expr = true })
+  end,
+}