Configure Neovide, completion, and terminal direction

- Disable Neovide animations (cursor, scroll, position)
- Switch blink.cmp preset to super-tab for tab-based completion
- Change toggleterm direction to vertical with 80 column width

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

init.lua

@@ -93,6 +93,14 @@ vim.g.maplocalleader = ' '
 -- Set to true if you have a Nerd Font installed and selected in the terminal
 vim.g.have_nerd_font = false
 
+-- Neovide configuration
+if vim.g.neovide then
+  vim.g.neovide_cursor_animation_length = 0
+  vim.g.neovide_cursor_trail_size = 0
+  vim.g.neovide_scroll_animation_length = 0
+  vim.g.neovide_position_animation_length = 0
+end
+
 -- [[ Setting options ]]
 -- See `:help vim.o`
 -- NOTE: You can change these options as you wish!
@@ -763,7 +771,7 @@ require('lazy').setup({
         -- <c-k>: Toggle signature help
         --
         -- See :h blink-cmp-config-keymap for defining your own keymap
-        preset = 'default',
+        preset = 'super-tab',
 
         -- For more advanced Luasnip keymaps (e.g. selecting choice nodes, expansion) see:
         --    https://github.com/L3MON4D3/LuaSnip?tab=readme-ov-file#keymaps

lua/custom/plugins/init.lua

@@ -18,8 +18,8 @@ return {
     version = '*',
     opts = {
       open_mapping = [[<C-\>]],
-      direction = 'horizontal',
-      size = 15,
+      direction = 'vertical',
+      size = 80,
     },
   },
 }