the configure you need for your neovim

init.lua

-- See `:help mapleader`
--  NOTE: Must happen before plugins are required (otherwise wrong leader will be used)
vim.g.mapleader = ' '
vim.g.maplocalleader = ' '

-- disable netrw at the very start of your init.lua
vim.g.loaded_netrw = 1
vim.g.loaded_netrwPlugin = 1

-- Install package manager
--    https://github.com/folke/lazy.nvim
--    `:help lazy.nvim.txt` for more info
local lazypath = vim.fn.stdpath 'data' .. '/lazy/lazy.nvim'
if not vim.loop.fs_stat(lazypath) then
  vim.fn
      .system { 'git', 'clone', '--filter=blob:none', 'https://github.com/folke/lazy.nvim.git', '--branch=stable',  -- latest stable release
        lazypath }
end
vim.opt.rtp:prepend(lazypath)

-- NOTE: Here is where you install your plugins.
--  You can configure plugins using the `config` key.
--
--  You can also configure plugins after the setup call,
--    as they will be available in your neovim runtime.
require('lazy').setup({                    -- NOTE: First, some plugins that don't require any configuration
  -- Git related plugins
  'tpope/vim-fugitive', 'tpope/vim-rhubarb', -- Detect tabstop and shiftwidth automatically
  'tpope/vim-sleuth',                      -- NOTE: This is where your plugins related to LSP can be installed.
  'mbbill/undotree',                       -- The undo history visualizer for VIM
  'github/copilot.vim',                    -- GithubCopilot
  'nvim-tree/nvim-web-devicons',           -- Set of icons for different filetypes
  'nvim-tree/nvim-tree.lua',               -- A file explorer tree for neovim written in lua
  'eandrju/cellular-automaton.nvim'        -- Cellular Automaton gifs
  , {
  "folke/neodev.nvim",
  opts = {}
}, -- full signature help, docs and completion
  {
    -- LSP Configuration & Plugins
    'neovim/nvim-lspconfig',
    dependencies = { -- Automatically install LSPs to stdpath for neovim
      {
        'williamboman/mason.nvim',
        config = true
      }, 'williamboman/mason-lspconfig.nvim', -- Useful status updates for LSP
      -- NOTE: `opts = {}` is the same as calling `require('fidget').setup({})`
      {
        'j-hui/fidget.nvim',
        tag = 'legacy',
        opts = {}
      }, -- Additional lua configuration, makes nvim stuff amazing!
      'folke/neodev.nvim' }
  }, {
  -- Autocompletion
  'hrsh7th/nvim-cmp',
  dependencies = {                                  -- Snippet Engine & its associated nvim-cmp source
    'L3MON4D3/LuaSnip', 'saadparwaiz1/cmp_luasnip', -- Adds LSP completion capabilities
    'hrsh7th/cmp-nvim-lsp',                         -- Adds a number of user-friendly snippets
    'rafamadriz/friendly-snippets' }
},                                                  -- Useful plugin to show you pending keybinds.
  {
    'folke/which-key.nvim',
    opts = {}
  }, {
  -- Adds git related signs to the gutter, as well as utilities for managing changes
  'lewis6991/gitsigns.nvim',
  opts = {
    -- See `:help gitsigns.txt`
    signs = {
      add = {
        text = '+'
      },
      change = {
        text = '~'
      },
      delete = {
        text = '_'
      },
      topdelete = {
        text = '‾'
      },
      changedelete = {
        text = '~'
      }
    },
    on_attach = function(bufnr)
      vim.keymap.set('n', '<leader>hp', require('gitsigns').preview_hunk, {
        buffer = bufnr,
        desc = 'Preview git hunk'
      })

      -- don't override the built-in and fugitive keymaps
      local gs = package.loaded.gitsigns
      vim.keymap.set({ 'n', 'v' }, ']c', function()
        if vim.wo.diff then
          return ']c'
        end
        vim.schedule(function()
          gs.next_hunk()
        end)
        return '<Ignore>'
      end, {
        expr = true,
        buffer = bufnr,
        desc = "Jump to next hunk"
      })
      vim.keymap.set({ 'n', 'v' }, '[c', function()
        if vim.wo.diff then
          return '[c'
        end
        vim.schedule(function()
          gs.prev_hunk()
        end)
        return '<Ignore>'
      end, {
        expr = true,
        buffer = bufnr,
        desc = "Jump to previous hunk"
      })
    end
  }
}, {
  -- Theme inspired by Atom
  'oxfist/night-owl.nvim',
  priority = 1000,
  config = function()
    vim.cmd.colorscheme 'night-owl'
  end
}, {
  -- Set lualine as statusline
  'nvim-lualine/lualine.nvim',
  -- See `:help lualine.txt`
  opts = {
    options = {
      icons_enabled = false,
      theme = 'night-owl',
      component_separators = '|',
      section_separators = ''
    }
  }
}, {
  -- Add indentation guides even on blank lines
  'lukas-reineke/indent-blankline.nvim',
  -- Enable `lukas-reineke/indent-blankline.nvim`
  -- See `:help indent_blankline.txt`
  opts = {
    -- char = '┊',
    show_trailing_blankline_indent = false
  }
}, -- "gc" to comment visual regions/lines
  {
    'numToStr/Comment.nvim',
    opts = {}
  }, -- Fuzzy Finder (files, lsp, etc)
  {
    'nvim-telescope/telescope.nvim',
    branch = '0.1.x',
    dependencies = { 'nvim-lua/plenary.nvim', -- Fuzzy Finder Algorithm which requires local dependencies to be built.
      -- Only load if `make` is available. Make sure you have the system
      -- requirements installed.
      {
        'nvim-telescope/telescope-fzf-native.nvim',
        -- NOTE: If you are having trouble with this installation,
        --       refer to the README for telescope-fzf-native for more instructions.
        build = 'make',
        cond = function()
          return vim.fn.executable 'make' == 1
        end
      } }
  }, {
  -- Highlight, edit, and navigate code
  'nvim-treesitter/nvim-treesitter',
  dependencies = { 'nvim-treesitter/nvim-treesitter-textobjects' },
  build = ':TSUpdate'
}, -- NOTE: Next Step on Your Neovim Journey: Add/Configure additional "plugins" for kickstart
  --       These are some example plugins that I've included in the kickstart repository.
  --       Uncomment any of the lines below to enable them.
  -- require 'kickstart.plugins.autoformat',
  -- require 'kickstart.plugins.debug',
  -- NOTE: The import below can automatically add your own plugins, configuration, etc from `lua/custom/plugins/*.lua`
  --    You can use this folder to prevent any conflicts with this init.lua if you're interested in keeping
  --    up-to-date with whatever is in the kickstart repo.
  --    Uncomment the following line and add your plugins to `lua/custom/plugins/*.lua` to get going.
  --
  --    For additional information see: https://github.com/folke/lazy.nvim#-structuring-your-plugins
  {
    import = 'custom.plugins'
  } }, {})

-- [[ Setting options ]]
-- See `:help vim.o`
-- NOTE: You can change these options as you wish!

-- Set highlight on search
vim.o.hlsearch = false

-- Make line numbers default
vim.wo.number = true

-- Enable mouse mode
vim.o.mouse = 'a'

-- Sync clipboard between OS and Neovim.
--  Remove this option if you want your OS clipboard to remain independent.
--  See `:help 'clipboard'`
vim.o.clipboard = 'unnamedplus'

-- Enable break indent
vim.o.breakindent = true

-- Save undo history
vim.o.undofile = true

-- Case-insensitive searching UNLESS \C or capital in search
vim.o.ignorecase = true
vim.o.smartcase = true

-- Keep signcolumn on by default
vim.wo.signcolumn = 'yes'

-- Decrease update time
vim.o.updatetime = 250
vim.o.timeoutlen = 300

-- Set completeopt to have a better completion experience
vim.o.completeopt = 'menuone,noselect'

-- NOTE: You should make sure your terminal supports this
vim.o.termguicolors = true

-- [[ Basic Keymaps ]]

-- Keymaps for better default experience
-- See `:help vim.keymap.set()`
vim.keymap.set({ 'n', 'v' }, '<Space>', '<Nop>', {
  silent = true
})

-- Remap for dealing with word wrap
vim.keymap.set('n', 'k', "v:count == 0 ? 'gk' : 'k'", {
  expr = true,
  silent = true
})
vim.keymap.set('n', 'j', "v:count == 0 ? 'gj' : 'j'", {
  expr = true,
  silent = true
})

-- [[ Highlight on yank ]]
-- See `:help vim.highlight.on_yank()`
local highlight_group = vim.api.nvim_create_augroup('YankHighlight', {
  clear = true
})
vim.api.nvim_create_autocmd('TextYankPost', {
  callback = function()
    vim.highlight.on_yank()
  end,
  group = highlight_group,
  pattern = '*'
})

-- [[ Configure Telescope ]]
-- See `:help telescope` and `:help telescope.setup()`
require('telescope').setup {
  defaults = {
    mappings = {
      i = {
        ['<C-u>'] = false,
        ['<C-d>'] = false
      }
    }
  }
}

-- [[ Configure Nvim Tree ]]
require("nvim-tree").setup({
  sort_by = "case_sensitive",
  view = {
    width = 30
  },
  renderer = {
    group_empty = true
  },
  filters = {
    dotfiles = true
  }
})

-- Enable telescope fzf native, if installed
pcall(require('telescope').load_extension, 'fzf')

-- See `:help telescope.builtin`
vim.keymap.set('n', '<leader>?', require('telescope.builtin').oldfiles, {
  desc = '[?] Find recently opened files'
})
vim.keymap.set('n', '<leader><space>', require('telescope.builtin').buffers, {
  desc = '[ ] Find existing buffers'
})
vim.keymap.set('n', '<leader>/', function()
  -- You can pass additional configuration to telescope to change theme, layout, etc.
  require('telescope.builtin').current_buffer_fuzzy_find(require('telescope.themes').get_dropdown {
    winblend = 10,
    previewer = false
  })
end, {
  desc = '[/] Fuzzily search in current buffer'
})

vim.keymap.set('n', '<leader>gf', require('telescope.builtin').git_files, {
  desc = 'Search [G]it [F]iles'
})
vim.keymap.set('n', '<leader>sf', require('telescope.builtin').find_files, {
  desc = '[S]earch [F]iles'
})
vim.keymap.set('n', '<leader>sh', require('telescope.builtin').help_tags, {
  desc = '[S]earch [H]elp'
})
vim.keymap.set('n', '<leader>sw', require('telescope.builtin').grep_string, {
  desc = '[S]earch current [W]ord'
})
vim.keymap.set('n', '<leader>sg', require('telescope.builtin').live_grep, {
  desc = '[S]earch by [G]rep'
})
vim.keymap.set('n', '<leader>sd', require('telescope.builtin').diagnostics, {
  desc = '[S]earch [D]iagnostics'
})
vim.keymap.set('n', '<leader>sr', require('telescope.builtin').resume, {
  desc = '[S]earch [R]esume'
})

-- [[ Configure Treesitter ]]
-- See `:help nvim-treesitter`
require('nvim-treesitter.configs').setup {
  -- Add languages to be installed here that you want installed for treesitter
  ensure_installed = { 'c', 'cpp', 'go', 'lua', 'python', 'rust', 'tsx', 'javascript', 'typescript', 'vimdoc', 'vim' },

  -- Autoinstall languages that are not installed. Defaults to false (but you can change for yourself!)
  auto_install = false,

  highlight = {
    enable = true
  },
  indent = {
    enable = true
  },
  incremental_selection = {
    enable = true,
    keymaps = {
      init_selection = '<c-space>',
      node_incremental = '<c-space>',
      scope_incremental = '<c-s>',
      node_decremental = '<M-space>'
    }
  },
  textobjects = {
    select = {
      enable = true,
      lookahead = true,       -- Automatically jump forward to textobj, similar to targets.vim
      keymaps = {
        -- You can use the capture groups defined in textobjects.scm
        ['aa'] = '@parameter.outer',
        ['ia'] = '@parameter.inner',
        ['af'] = '@function.outer',
        ['if'] = '@function.inner',
        ['ac'] = '@class.outer',
        ['ic'] = '@class.inner'
      }
    },
    move = {
      enable = true,
      set_jumps = true,       -- whether to set jumps in the jumplist
      goto_next_start = {
        [']m'] = '@function.outer',
        [']]'] = '@class.outer'
      },
      goto_next_end = {
        [']M'] = '@function.outer',
        [']['] = '@class.outer'
      },
      goto_previous_start = {
        ['[m'] = '@function.outer',
        ['[['] = '@class.outer'
      },
      goto_previous_end = {
        ['[M'] = '@function.outer',
        ['[]'] = '@class.outer'
      }
    },
    swap = {
      enable = true,
      swap_next = {
        ['<leader>a'] = '@parameter.inner'
      },
      swap_previous = {
        ['<leader>A'] = '@parameter.inner'
      }
    }
  }
}

-- Diagnostic keymaps
vim.keymap.set('n', '[d', vim.diagnostic.goto_prev, {
  desc = 'Go to previous diagnostic message'
})
vim.keymap.set('n', ']d', vim.diagnostic.goto_next, {
  desc = 'Go to next diagnostic message'
})
vim.keymap.set('n', '<leader>e', vim.diagnostic.open_float, {
  desc = 'Open floating diagnostic message'
})
vim.keymap.set('n', '<leader>q', vim.diagnostic.setloclist, {
  desc = 'Open diagnostics list'
})

-- [[ Configure LSP ]]
--  This function gets run when an LSP connects to a particular buffer.
local on_attach = function(_, bufnr)
  -- NOTE: Remember that lua is a real programming language, and as such it is possible
  -- to define small helper and utility functions so you don't have to repeat yourself
  -- many times.
  --
  -- In this case, we create a function that lets us more easily define mappings specific
  -- for LSP related items. It sets the mode, buffer and description for us each time.
  local nmap = function(keys, func, desc)
    if desc then
      desc = 'LSP: ' .. desc
    end

    vim.keymap.set('n', keys, func, {
      buffer = bufnr,
      desc = desc
    })
  end

  nmap('<leader>rn', vim.lsp.buf.rename, '[R]e[n]ame')
  nmap('<leader>ca', vim.lsp.buf.code_action, '[C]ode [A]ction')

  nmap('gd', vim.lsp.buf.definition, '[G]oto [D]efinition')
  nmap('gr', require('telescope.builtin').lsp_references, '[G]oto [R]eferences')
  nmap('gI', require('telescope.builtin').lsp_implementations, '[G]oto [I]mplementation')
  nmap('<leader>D', vim.lsp.buf.type_definition, 'Type [D]efinition')
  nmap('<leader>ds', require('telescope.builtin').lsp_document_symbols, '[D]ocument [S]ymbols')
  nmap('<leader>ws', require('telescope.builtin').lsp_dynamic_workspace_symbols, '[W]orkspace [S]ymbols')

  -- See `:help K` for why this keymap
  nmap('K', vim.lsp.buf.hover, 'Hover Documentation')
  nmap('<C-k>', vim.lsp.buf.signature_help, 'Signature Documentation')

  -- Lesser used LSP functionality
  nmap('gD', vim.lsp.buf.declaration, '[G]oto [D]eclaration')
  nmap('<leader>wa', vim.lsp.buf.add_workspace_folder, '[W]orkspace [A]dd Folder')
  nmap('<leader>wr', vim.lsp.buf.remove_workspace_folder, '[W]orkspace [R]emove Folder')
  nmap('<leader>wl', function()
    print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
  end, '[W]orkspace [L]ist Folders')

  -- Create a command `:Format` local to the LSP buffer
  vim.api.nvim_buf_create_user_command(bufnr, 'Format', function(_)
    vim.lsp.buf.format()
  end, {
    desc = 'Format current buffer with LSP'
  })
end

-- Enable the following language servers
--  Feel free to add/remove any LSPs that you want here. They will automatically be installed.
--
--  Add any additional override configuration in the following tables. They will be passed to
--  the `settings` field of the server config. You must look up that documentation yourself.
--
--  If you want to override the default filetypes that your language server will attach to you can
--  define the property 'filetypes' to the map in question.
local servers = {
  -- clangd = {},
  -- gopls = {},
  -- pyright = {},
  -- rust_analyzer = {},
  -- tsserver = {},
  -- html = { filetypes = { 'html', 'twig', 'hbs'} },

  lua_ls = {
    Lua = {
      workspace = {
        checkThirdParty = false
      },
      telemetry = {
        enable = false
      }
    }
  }
}

-- Setup neovim lua configuration
require('neodev').setup()

-- nvim-cmp supports additional completion capabilities, so broadcast that to servers
local capabilities = vim.lsp.protocol.make_client_capabilities()
capabilities = require('cmp_nvim_lsp').default_capabilities(capabilities)

-- Ensure the servers above are installed
local mason_lspconfig = require 'mason-lspconfig'

mason_lspconfig.setup {
  ensure_installed = vim.tbl_keys(servers)
}

mason_lspconfig.setup_handlers { function(server_name)
  require('lspconfig')[server_name].setup {
    capabilities = capabilities,
    on_attach = on_attach,
    settings = servers[server_name],
    filetypes = (servers[server_name] or {}).filetypes
  }
end }

-- [[ Configure nvim-cmp ]]
-- See `:help cmp`
local cmp = require 'cmp'
local luasnip = require 'luasnip'
require('luasnip.loaders.from_vscode').lazy_load()
luasnip.config.setup {}

cmp.setup {
  snippet = {
    expand = function(args)
      luasnip.lsp_expand(args.body)
    end
  },
  mapping = cmp.mapping.preset.insert {
    ['<C-n>'] = cmp.mapping.select_next_item(),
    ['<C-p>'] = cmp.mapping.select_prev_item(),
    ['<C-d>'] = cmp.mapping.scroll_docs(-4),
    ['<C-f>'] = cmp.mapping.scroll_docs(4),
    ['<C-Space>'] = cmp.mapping.complete {},
    ['<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_locally_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.locally_jumpable(-1) then
        luasnip.jump(-1)
      else
        fallback()
      end
    end, { 'i', 's' })
  },
  sources = { {
    name = 'nvim_lsp'
  }, {
    name = 'luasnip'
  } }
}

-- Lua trouble
vim.keymap.set("n", "<leader>xx", function()
  require("trouble").open()
end)
vim.keymap.set("n", "<leader>xw", function()
  require("trouble").open("workspace_diagnostics")
end)
vim.keymap.set("n", "<leader>xd", function()
  require("trouble").open("document_diagnostics")
end)
vim.keymap.set("n", "<leader>xq", function()
  require("trouble").open("quickfix")
end)
vim.keymap.set("n", "<leader>xl", function()
  require("trouble").open("loclist")
end)
vim.keymap.set("n", "gR", function()
  require("trouble").open("lsp_references")
end)

-- Undo tree Keymap
vim.keymap.set('n', '<leader>ut', vim.cmd.UndotreeToggle)

-- NVIM-TREE  keybinds
vim.keymap.set('n', '<leader>tt', vim.cmd.NvimTreeToggle)
vim.keymap.set('n', '<leader>tr', vim.cmd.NvimTreeRefresh)
vim.keymap.set('n', '<leader>tf', vim.cmd.NvimTreeFindFile)

-- Cellular Automaton
vim.keymap.set("n", "<leader>mr", "<cmd>CellularAutomaton make_it_rain<CR>")

-- set some options
vim.opt.guicursor = ""

vim.opt.nu = true
vim.opt.relativenumber = true

vim.opt.tabstop = 4
vim.opt.softtabstop = 4
vim.opt.shiftwidth = 4
vim.opt.expandtab = true

vim.opt.smartindent = true

vim.opt.wrap = false

vim.opt.swapfile = false
vim.opt.backup = false
vim.opt.undodir = os.getenv("HOME") .. "/.vim/undodir"
vim.opt.undofile = true

vim.opt.hlsearch = false
vim.opt.incsearch = true

vim.opt.termguicolors = true

vim.opt.scrolloff = 8
vim.opt.signcolumn = "yes"
vim.opt.isfname:append("@-@")

vim.opt.updatetime = 50

vim.opt.colorcolumn = "80"

-- The line beneath this is called `modeline`. See `:help modeline`
-- vim: ts=2 sts=2 sw=2 et