Update nvim config

init.lua

@@ -89,6 +89,8 @@ require('lazy').setup({
     -- "gc" to comment visual regions/lines
     { 'numToStr/Comment.nvim',                   opts = {} },
 
+    { "nvim-treesitter/nvim-treesitter-context", opts = {} },
+
     -- Fuzzy Finder (files, lsp, etc)
     { 'nvim-telescope/telescope.nvim',           branch = '0.1.x', dependencies = { 'nvim-lua/plenary.nvim' } },
 
@@ -348,17 +350,21 @@ end
 local servers = {
     -- clangd = {},
     -- hls = {},
+    gopls = {
         gopls = {
             usePlaceholders = true,
             analyses = {
                 unusedparams = true,
             }
         },
+    },
     html = { provideFormatter = false },
     cssls = {},
     pyright = {},
     vtsls = {},
 
+    nil_ls = {},
+
     jdtls = {
         java = {
             configuration = {

lua/custom/plugins/none-ls.lua

@@ -12,6 +12,7 @@ return {
         require("null-ls").builtins.formatting.golines,
         require("null-ls").builtins.diagnostics.golangci_lint,
         require("null-ls").builtins.formatting.google_java_format,
+        require("null-ls").builtins.formatting.nixpkgs_fmt,
       }
     }
   end