Remove efm-langserver binary, add refactoring code actions plugin

config/nvim/lua/config_plugins/config_lsp.lua

@@ -4,6 +4,7 @@ null_ls.setup {
     sources = {
         null_ls.builtins.code_actions.gitsigns,
         null_ls.builtins.diagnostics.mypy,
+        null_ls.builtins.diagnostics.zsh,
         null_ls.builtins.formatting.black,
         null_ls.builtins.formatting.isort,
         null_ls.builtins.formatting.latexindent,

config/nvim/lua/plugins.lua

@@ -54,6 +54,16 @@ require('packer').startup {
                 require 'config_plugins.config_treesitter'
             end
         }
+        use {
+            "ThePrimeagen/refactoring.nvim",
+            requires = {
+                {"nvim-lua/plenary.nvim"},
+                {"nvim-treesitter/nvim-treesitter"}
+            },
+            config = function ()
+                require("refactoring").setup()
+            end
+        }
         use {
             'j-hui/fidget.nvim',
             config = function()