feat(lazy.nvim): add lazy.nvim plugin manager

.config/nvim/lua/config/lazy.lua

@@ -1,4 +1,52 @@
--- Bootstrap lazy.nvim
+-- Bootstrap lazy.nvim --
 
 local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
 -- Get the path for the vim install and append /lazy/lazy.nvim to it
+
+if not (vim.uv or vim.loop).fs_stat(lazypath) then -- Check if the directory does not exist
+  local lazyrepo = "https://github.com/folke/lazy.nvim.git"
+  local out = vim.fn.system({ "git", "clone", "--filter=blob:none", "--branch=stable", lazyrepo, lazypath })
+  -- vim.fn.system calls a shell command
+  -- git clone --filter=blob:none only downloads the metadata
+  -- vim.v.shell_error checks exit code of shell command from last vim.fn.system
+  -- ~= is !=
+  if vim.v.shell_error ~= 0 then -- check if clone successful
+    vim.api.nvim_echo({
+      { "Failed to clone lazy.nvim:\n", "ErrorMsg" },
+      { out, "WarningMsg" },
+      { "\nPress any key to exit..." },
+    }, 
+    true, -- true here displays it as an echo message, overwriting prev msgs
+    {})   -- empty list of options 
+    vim.fn.getchar() -- wait for user input
+    os.exit(1)
+  end
+end
+
+-- vim.opt.rtp is the runtime path (plugins, syntax files, etc)
+-- prepend adds lazypath to the start of the runtime path
+vim.opt.rtp:prepend(lazypath)
+
+-- Set Neovim settings here --
+
+-- vim.g is global scope of nvim vars
+vim.g.mapleader = " "       -- prefix for user defined commands
+vim.g.maplocalleader = "\\" -- prefix for buffer local mappings (one backslash only)
+
+-- Setup lazy.nvim --
+
+require("lazy").setup({ -- loads the lazy module
+  spec = {
+    -- Import plugins here
+    { import = "plugins" },
+  },
+  -- Configure other settings here.
+  rocks = {
+    hererocks = true,
+  },
+  install = {
+    colorscheme = { "habamax" }
+  },
+  -- automatically check for plugin updates
+  checker = { enabled = true },
+})