nvim: in-line Markdown rendering

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

@@ -0,0 +1,23 @@
+local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
+if not vim.uv.fs_stat(lazypath) then
+  local lazyrepo = "https://github.com/folke/lazy.nvim.git"
+  local out = vim.fn.system({ "git", "clone", "--filter=blob:none", "--branch=stable", lazyrepo, lazypath })
+  if vim.v.shell_error ~= 0 then
+    vim.api.nvim_echo({
+      { "Failed to clone lazy.nvim:\n", "ErrorMsg" },
+      { out, "WarningMsg" },
+      { "\nPress any key to exit..." },
+    }, true, {})
+    vim.fn.getchar()
+    os.exit(1)
+  end
+end
+vim.opt.rtp:prepend(lazypath)
+
+require("lazy").setup({
+  spec = {
+    { import = "plugins" },
+  },
+  install = { colorscheme = { "nord" } },
+  checker = { enabled = false },
+})

.config/nvim/lua/config/options.lua

@@ -15,12 +15,6 @@ opt.expandtab = true
 
 opt.mouse = "a"
 
--- Neovim's built-in default colors paint their own dark/light background even
--- without a colorscheme; clear it so the terminal's own background shows through.
-for _, group in ipairs({ "Normal", "NormalNC", "NormalFloat", "SignColumn" }) do
-  vim.api.nvim_set_hl(0, group, { bg = "none" })
-end
-
 opt.undofile = true
 
 opt.ignorecase = true

.config/nvim/lua/plugins/nord.lua

@@ -0,0 +1,12 @@
+return {
+  "gbprod/nord.nvim",
+  lazy = false,
+  priority = 1000,
+  opts = {
+    transparent = true,
+  },
+  config = function(_, opts)
+    require("nord").setup(opts)
+    vim.cmd.colorscheme("nord")
+  end,
+}

.config/nvim/lua/plugins/render-markdown.lua

@@ -0,0 +1,6 @@
+return {
+  "MeanderingProgrammer/render-markdown.nvim",
+  ft = { "markdown" },
+  dependencies = { "nvim-treesitter/nvim-treesitter" },
+  opts = {},
+}

.config/nvim/lua/plugins/treesitter.lua

@@ -0,0 +1,30 @@
+return {
+  "nvim-treesitter/nvim-treesitter",
+  branch = "master",
+  build = ":TSUpdate",
+  opts = {
+    ensure_installed = {
+      "markdown",
+      "markdown_inline",
+      "lua",
+      "bash",
+      "fish",
+      "rust",
+      "javascript",
+      "typescript",
+      "java",
+      "kotlin",
+      "c",
+      "cpp",
+      "html",
+      "css",
+      "python",
+    },
+    auto_install = false,
+    highlight = { enable = true },
+    indent = { enable = true },
+  },
+  config = function(_, opts)
+    require("nvim-treesitter.configs").setup(opts)
+  end,
+}