chore: Auto generate docs

doc/spider.txt

@@ -6,6 +6,7 @@ Table of Contents                                   *spider-table-of-contents*
 1. nvim-spider                                           |spider-nvim-spider-|
   - Features                                    |spider-nvim-spider--features|
   - Installation                            |spider-nvim-spider--installation|
+  - UTF-8 support                          |spider-nvim-spider--utf-8-support|
   - Configuration                          |spider-nvim-spider--configuration|
   - Subword Text Object              |spider-nvim-spider--subword-text-object|
   - Notes on Operator-pending Mode|spider-nvim-spider--notes-on-operator-pending-mode|
@@ -112,6 +113,9 @@ INSTALLATION                                *spider-nvim-spider--installation*
 
     -- packer
     use { "chrisgrieser/nvim-spider" }
+
+    -- lazy.nvim
+    { "chrisgrieser/nvim-spider", lazy = true },
 <
 
 No keybindings are created by default. Below are the mappings to replace the
@@ -143,6 +147,33 @@ default `w`, `e`, and `b` motions with this plugin’s version of them.
   When using `function() require("spider").motion("w") end` as third argument of
   the keymap, dot-repeatability will not work.
 
+UTF-8 SUPPORT                              *spider-nvim-spider--utf-8-support*
+
+For adding UTF-8 support for matching non-ASCII text, add rocks `luautf8` in
+packer.nvim. Or add dependency <https://github.com/theHamsta/nvim_rocks> like
+below, in lazy.nvim example.
+
+>lua
+    -- packer
+    { "chrisgrieser/nvim-spider", rocks = "luautf8" }
+
+    -- lazy.nvim
+    {
+        "chrisgrieser/nvim-spider",
+        lazy = true,
+        dependencies = {
+            "theHamsta/nvim_rocks",
+            event = "VeryLazy",
+            build = "pip3 install --user hererocks && python3 -mhererocks . -j2.1.0-beta3 -r3.0.0 && cp nvim_rocks.lua lua",
+            config = function()
+                local rocks = require("nvim_rocks")
+                rocks.ensure_installed("luautf8")
+            end,
+        }
+    },
+<
+
+
 CONFIGURATION                              *spider-nvim-spider--configuration*
 
 The `.setup()` call is optional.