diff --git a/nvim/.config/nvim/init.lua b/nvim/.config/nvim/init.lua
index f480302..dfdd7c7 100644
--- a/nvim/.config/nvim/init.lua
+++ b/nvim/.config/nvim/init.lua
@@ -1,31 +1,31 @@
 -- plugins
 require('packer').startup(function(use)
-  use 'wbthomason/packer.nvim'
-  use 'ii14/onedark.nvim'
-  use {
-    'mengelbrecht/lightline-bufferline',
-    requires = {
-      'itchyny/lightline.vim'
-    }
-  }
-  use 'kyazdani42/nvim-web-devicons'
-  use 'sheerun/vim-polyglot'
-  use 'editorconfig/editorconfig-vim'
-  use {
-    'williamboman/mason-lspconfig.nvim',
-    requires = {
-      'williamboman/mason.nvim',
-      'neovim/nvim-lspconfig'
-    }
-  }
-  use {
-    'hrsh7th/nvim-cmp',
-    requires = {
-      'hrsh7th/cmp-nvim-lsp',
-      'saadparwaiz1/cmp_luasnip',
-      'L3MON4D3/LuaSnip'
-    }
-  }
+   use 'wbthomason/packer.nvim'
+   use 'ii14/onedark.nvim'
+   use {
+      'mengelbrecht/lightline-bufferline',
+      requires = {
+         'itchyny/lightline.vim'
+      }
+   }
+   use 'kyazdani42/nvim-web-devicons'
+   use 'sheerun/vim-polyglot'
+   use 'editorconfig/editorconfig-vim'
+   use {
+      'williamboman/mason-lspconfig.nvim',
+      requires = {
+         'williamboman/mason.nvim',
+         'neovim/nvim-lspconfig'
+      }
+   }
+   use {
+      'hrsh7th/nvim-cmp',
+      requires = {
+         'hrsh7th/cmp-nvim-lsp',
+         'saadparwaiz1/cmp_luasnip',
+         'L3MON4D3/LuaSnip'
+      }
+   }
 end)
 
 -- basics
@@ -43,17 +43,24 @@ vim.cmd.colorscheme('onedark')
 
 -- settings for specific filetypes
 vim.api.nvim_create_autocmd('FileType', {
-  pattern = { 'html', 'css', 'scss', 'lua', 'json', 'yaml', 'yaml.*' },
-  callback = function()
-    vim.opt_local.tabstop = 2
-    vim.opt_local.shiftwidth = 2
-  end
+   pattern = { 'html', 'css', 'scss', 'json', 'yaml', 'yaml.*' },
+   callback = function()
+      vim.opt_local.tabstop = 2
+      vim.opt_local.shiftwidth = 2
+   end
+})
+vim.api.nvim_create_autocmd('FileType', {
+   pattern = 'lua',
+   callback = function()
+      vim.opt_local.tabstop = 3
+      vim.opt_local.shiftwidth = 3
+   end
 })
 vim.api.nvim_create_autocmd({ 'BufNewFile', 'BufRead' }, {
-  pattern = { 'zsh*', '.zsh*', '*.zsh' },
-  callback = function()
-    vim.opt.filetype = 'sh'
-  end
+   pattern = { 'zsh*', '.zsh*', '*.zsh' },
+   callback = function()
+      vim.opt.filetype = 'sh'
+   end
 })
 
 -- appearance
@@ -62,17 +69,17 @@ vim.g.background = 'dark'
 
 -- lightline config
 vim.g.lightline = {
-  colorscheme = 'one',
-  tabline = {
-    left = { { 'buffers' } },
-    right = { { 'relativepath' } }
-  },
-  component_expand = {
-    buffers = 'lightline#bufferline#buffers'
-  },
-  component_type = {
-    buffers = 'tabsel'
-  }
+   colorscheme = 'one',
+   tabline = {
+      left = { { 'buffers' } },
+      right = { { 'relativepath' } }
+   },
+   component_expand = {
+      buffers = 'lightline#bufferline#buffers'
+   },
+   component_type = {
+      buffers = 'tabsel'
+   }
 }
 
 -- lightline-bufferline config
@@ -90,125 +97,125 @@ local luasnip = require('luasnip')
 luasnip.config.setup {}
 
 cmp.setup {
-  snippet = {
-    expand = function(args)
-      luasnip.lsp_expand(args.body)
-    end
-  },
-  mapping = {
-    ['<C-d>'] = cmp.mapping.scroll_docs(-4),
-    ['<C-f>'] = cmp.mapping.scroll_docs(4),
-    ['<C-Space>'] = cmp.mapping.complete(),
-    ['<C-e>'] = cmp.mapping.abort(),
-    ['<CR>'] = cmp.mapping.confirm {
-      behavior = cmp.ConfirmBehavior.Replace,
-      select = true
-    },
-    ['<Tab>'] = cmp.mapping(function(fallback)
-      if cmp.visible() then
-        cmp.select_next_item()
-      elseif luasnip.expand_or_jumpable() then
-        luasnip.expand_or_jump()
-      else
-        fallback()
+   snippet = {
+      expand = function(args)
+         luasnip.lsp_expand(args.body)
       end
-    end, { 'i', 's' }),
-    ['<S-Tab>'] = cmp.mapping(function(fallback)
-      if cmp.visible() then
-        cmp.select_prev_item()
-      elseif luasnip.jumpable(-1) then
-        luasnip.jump(-1)
-      else
-        fallback()
-      end
-    end, { 'i', 's' })
-  },
-  sources = {
-    { name = 'nvim_lsp' },
-    { name = 'luasnip' }
-  }
+   },
+   mapping = {
+      ['<C-d>'] = cmp.mapping.scroll_docs(-4),
+      ['<C-f>'] = cmp.mapping.scroll_docs(4),
+      ['<C-Space>'] = cmp.mapping.complete(),
+      ['<C-e>'] = cmp.mapping.abort(),
+      ['<CR>'] = cmp.mapping.confirm {
+         behavior = cmp.ConfirmBehavior.Replace,
+         select = true
+      },
+      ['<Tab>'] = cmp.mapping(function(fallback)
+         if cmp.visible() then
+            cmp.select_next_item()
+         elseif luasnip.expand_or_jumpable() then
+            luasnip.expand_or_jump()
+         else
+            fallback()
+         end
+      end, { 'i', 's' }),
+      ['<S-Tab>'] = cmp.mapping(function(fallback)
+         if cmp.visible() then
+            cmp.select_prev_item()
+         elseif luasnip.jumpable(-1) then
+            luasnip.jump(-1)
+         else
+            fallback()
+         end
+      end, { 'i', 's' })
+   },
+   sources = {
+      { name = 'nvim_lsp' },
+      { name = 'luasnip' }
+   }
 }
 
 cmp.setup.cmdline('/', {
-  sources = {
-    { name = 'buffer' }
-  }
+   sources = {
+      { name = 'buffer' }
+   }
 })
 
 cmp.setup.cmdline(':', {
-  sources = cmp.config.sources({
-    { name = 'path' }
-  },
-  {
-    { name = 'cmdline' }
-  })
+   sources = cmp.config.sources({
+         { name = 'path' }
+      },
+      {
+         { name = 'cmdline' }
+      })
 })
 
 -- lsp config
 require('mason').setup {}
 require("mason-registry").refresh()
 require('mason-lspconfig').setup {
-  automatic_installation = true
+   automatic_installation = true
 }
 
 local lsp = require('lspconfig')
 local capabilities = require('cmp_nvim_lsp').default_capabilities()
 
 lsp.ansiblels.setup {
-  capabilities = capabilities
+   capabilities = capabilities
 }
 lsp.bashls.setup {
-  capabilities = capabilities
+   capabilities = capabilities
 }
 lsp.clangd.setup {
-  capabilities = capabilities
+   capabilities = capabilities
 }
 lsp.dockerls.setup {
-  capabilities = capabilities
+   capabilities = capabilities
 }
 lsp.gopls.setup {
-  capabilities = capabilities
+   capabilities = capabilities
 }
 lsp.lua_ls.setup {
-  capabilities = capabilities,
-  settings = {
-    Lua = {
-      runtime = {
-        version = 'LuaJIT'
-      },
-      diagnostics = {
-        globals = { 'vim' }
-      },
-      telemetry = {
-        enable = false
+   capabilities = capabilities,
+   settings = {
+      Lua = {
+         runtime = {
+            version = 'LuaJIT'
+         },
+         diagnostics = {
+            globals = { 'vim' }
+         },
+         telemetry = {
+            enable = false
+         }
       }
-    }
-  }
+   }
 }
 lsp.pylsp.setup {
-  capabilities = capabilities
+   capabilities = capabilities
 }
 lsp.vimls.setup {
-  capabilities = capabilities,
-  init_options = {
-    diagnostic = {
-      enable = false
-    },
-    isNeovim = true
-  }
+   capabilities = capabilities,
+   init_options = {
+      diagnostic = {
+         enable = false
+      },
+      isNeovim = true
+   }
 }
 lsp.yamlls.setup {
-  capabilities = capabilities,
-  settings = {
-    redhat = {
-      telemetry = {
-        enabled = false
+   capabilities = capabilities,
+   settings = {
+      redhat = {
+         telemetry = {
+            enabled = false
+         }
+      },
+      yaml = {
+         keyOrdering = false
       }
-    },
-    yaml = {
-      keyOrdering = false
-    }
-  }
+   }
 }
 
 -- keyboard mappings