kickstart.nvim/lua/custom/plugins/copilot.lua

local on_attach = function(on_attach, name)
  return vim.api.nvim_create_autocmd('LspAttach', {
    callback = function(args)
      local buffer = args.buf ---@type number
      local client = vim.lsp.get_client_by_id(args.data.client_id)
      if client and (not name or client.name == name) then
        return on_attach(client, buffer)
      end
    end,
  })
end

return {
  {
    'CopilotC-Nvim/CopilotChat.nvim',
    branch = 'canary',
    dependencies = {
      { 'zbirenbaum/copilot.lua' }, -- or github/copilot.vim
      { 'nvim-lua/plenary.nvim' }, -- for curl, log wrapper
    },
    build = 'make tiktoken', -- Only on MacOS or Linux
    opts = {
      debug = true, -- Enable debugging
      context = 'buffer',
    },
    keys = {
      {
        '<leader>aa',
        function()
          local chat = require 'CopilotChat'
          chat.toggle()
        end,
        desc = 'Copilot toggle chat',
      },
      {
        '<leader>aq',
        function()
          local input = vim.fn.input 'Quick Chat: '
          if input ~= '' then
            require('CopilotChat').ask(input, { selection = require('CopilotChat.select').buffer })
          end
        end,
        desc = 'Copilot quick chat',
      },
      {
        '<leader>ax',
        function()
          local chat = require 'CopilotChat'
          chat.reset()
        end,
        desc = 'Copilot chat reset',
      },
      {
        '<leader>ap',
        function()
          local actions = require 'CopilotChat.actions'
          require('CopilotChat.integrations.telescope').pick(actions.prompt_actions())
        end,
        desc = 'Copilot chat prompt actions',
      },
    },
  },
  {
    'zbirenbaum/copilot.lua',
    cmd = 'Copilot',
    event = 'InsertEnter',
    build = ':Copilot auth',
    opts = {
      -- suggestion = { enabled = false },
      -- panel = { enabled = false },
      filetypes = {
        markdown = true,
        help = true,
      },
    },
  },
  {
    'zbirenbaum/copilot-cmp',
    dependencies = 'copilot.lua',
    opts = {},
    config = function(_, opts)
      local copilot_cmp = require 'copilot_cmp'
      copilot_cmp.setup(opts)
      on_attach(function(client)
        copilot_cmp._on_insert_enter {}
      end, 'copilot')
    end,
  },
}