mig packer to lazy and archive

Signed-off-by: d0zingcat <leewtang@gmail.com>

nvim/lua/legacy/toggleterm.lua

@@ -0,0 +1,15 @@
+local g = vim.g
+local map = require('utils').map
+
+map('t', '<C-]>', [[<C-\><C-n>]], { noremap = true })
+
+require('toggleterm').setup({
+    open_mapping = [[<C-t>]],
+    size = function(term)
+        if term.direction == 'horizontal' then
+            return 15
+        else
+            return vim.o.columns * 0.3
+        end
+    end,
+})