feat: split some plugins into files

lua/plugins/treesitter.lua

@@ -0,0 +1,26 @@
+-- Highlight, edit, and navigate code
+return {
+  'nvim-treesitter/nvim-treesitter',
+  build = ':TSUpdate',
+  main = 'nvim-treesitter.configs', -- Sets main module to use for opts
+  -- [[ Configure Treesitter ]] See `:help nvim-treesitter`
+  opts = {
+    ensure_installed = { 'bash', 'c', 'diff', 'html', 'lua', 'luadoc', 'markdown', 'markdown_inline', 'query', 'vim', 'vimdoc' },
+    -- Autoinstall languages that are not installed
+    auto_install = true,
+    highlight = {
+      enable = true,
+      -- Some languages depend on vim's regex highlighting system (such as Ruby) for indent rules.
+      --  If you are experiencing weird indenting issues, add the language to
+      --  the list of additional_vim_regex_highlighting and disabled languages for indent.
+      additional_vim_regex_highlighting = { 'ruby' },
+    },
+    indent = { enable = true, disable = { 'ruby' } },
+  },
+  -- There are additional nvim-treesitter modules that you can use to interact
+  -- with nvim-treesitter. You should go explore a few and see what interests you:
+  --
+  --    - Incremental selection: Included, see `:help nvim-treesitter-incremental-selection-mod`
+  --    - Show your current context: https://github.com/nvim-treesitter/nvim-treesitter-context
+  --    - Treesitter + textobjects: https://github.com/nvim-treesitter/nvim-treesitter-textobjects
+}