nixos/lua/config_plugins/config_toggleterm.lua

require('toggleterm').setup{
    direction = 'float',
    open_mapping = [[\t]],
    size = 20,
    hide_numbers = true, -- hide the number column in toggleterm buffers
    persist_size = false,
}

function _G.set_terminal_keymaps()
    local opts = {buffer = 0}
    vim.keymap.set('t', '<C-h>', [[<Cmd>wincmd h<CR>]], opts)
    vim.keymap.set('t', '<C-j>', [[<Cmd>wincmd j<CR>]], opts)
    vim.keymap.set('t', '<C-k>', [[<Cmd>wincmd k<CR>]], opts)
    vim.keymap.set('t', '<C-l>', [[<Cmd>wincmd l<CR>]], opts)
end

vim.cmd('autocmd! TermOpen term://* lua set_terminal_keymaps()')