new configs added

.gitignore

@@ -1,5 +1,7 @@
 luac.out
 /plugin
+/venv
+__pycache__
 
 # luarocks build files
 *.src.rock

after/plugin/lsp.lua

@@ -13,7 +13,8 @@ lsp.ensure_installed({
   'texlab',
   'pyright',
   'sumneko_lua',
-  'efm'
+  'efm',
+  'ltex'
 })
 
 lsp.configure("efm", {

after/plugin/treesitter.lua

@@ -19,7 +19,10 @@ require'nvim-treesitter.configs'.setup {
     "lua",
     "help",
     "markdown",
-    "gitignore"
+    "gitignore",
+    "toml",
+    "yaml",
+    "nix",
   },
 
   -- Install parsers synchronously (only applied to `ensure_installed`)