fix tab issues

init.lua

@@ -82,8 +82,6 @@ vim.opt.expandtab = true
 vim.opt.shiftwidth = 4
 vim.opt.tabstop = 4
 vim.opt.softtabstop = 4
-vim.opt.smartindent = true
-vim.opt.autoindent = true
 
 -- [[ Basic Keymaps ]]
 --  See `:help vim.keymap.set()`
@@ -118,6 +116,19 @@ vim.keymap.set('n', '<C-l>', '<C-w><C-l>', { desc = 'Move focus to the right win
 vim.keymap.set('n', '<C-j>', '<C-w><C-j>', { desc = 'Move focus to the lower window' })
 vim.keymap.set('n', '<C-k>', '<C-w><C-k>', { desc = 'Move focus to the upper window' })
 
+-- LuaSnip snippet navigation
+vim.keymap.set({ 'i', 's' }, '<C-l>', function()
+  if require('luasnip').jumpable(1) then
+    require('luasnip').jump(1)
+  end
+end, { desc = 'Jump to next snippet placeholder' })
+
+vim.keymap.set({ 'i', 's' }, '<C-h>', function()
+  if require('luasnip').jumpable(-1) then
+    require('luasnip').jump(-1)
+  end
+end, { desc = 'Jump to previous snippet placeholder' })
+
 -- NOTE: Some terminals have colliding keymaps or are not able to send distinct keycodes
 -- vim.keymap.set("n", "<C-S-h>", "<C-w>H", { desc = "Move window to the left" })
 -- vim.keymap.set("n", "<C-S-l>", "<C-w>L", { desc = "Move window to the right" })
@@ -761,6 +772,16 @@ require('lazy').setup({
       },
       'folke/lazydev.nvim',
     },
+
+    config = function(_, opts)
+      require('luasnip').setup {
+        history = true,
+        region_check_events = 'InsertEnter',
+        delete_check_events = 'TextChanged,InsertLeave',
+      }
+
+      require('blink.cmp').setup(opts)
+    end,
     --- @module 'blink.cmp'
     --- @type blink.cmp.Config
     opts = {