feat: toggle WikiLink rendering via enabled flag

## Details

Allows WikiLink rendering to be toggled on / off, similar to footnotes.

Author: MeanderingProgrammer

README.md

@@ -802,6 +802,8 @@ require('render-markdown').setup({
         highlight_title = 'RenderMarkdownLinkTitle',
         -- Applies to WikiLink elements.
         wiki = {
+            -- Turn on / off WikiLink rendering.
+            enabled = true,
             icon = '󱗖 ',
             body = function()
                 return nil
@@ -1579,6 +1581,8 @@ require('render-markdown').setup({
         highlight_title = 'RenderMarkdownLinkTitle',
         -- Applies to WikiLink elements.
         wiki = {
+            -- Turn on / off WikiLink rendering.
+            enabled = true,
             icon = '󱗖 ',
             body = function()
                 return nil

doc/render-markdown.txt

@@ -1,4 +1,4 @@
-*render-markdown.txt*       For NVIM v0.11.5      Last change: 2026 January 16
+*render-markdown.txt*       For NVIM v0.11.6      Last change: 2026 January 28
 
 ==============================================================================
 Table of Contents                          *render-markdown-table-of-contents*
@@ -868,6 +868,8 @@ Default Configuration ~
             highlight_title = 'RenderMarkdownLinkTitle',
             -- Applies to WikiLink elements.
             wiki = {
+                -- Turn on / off WikiLink rendering.
+                enabled = true,
                 icon = '󱗖 ',
                 body = function()
                     return nil
@@ -1625,6 +1627,8 @@ Link Configuration ~
             highlight_title = 'RenderMarkdownLinkTitle',
             -- Applies to WikiLink elements.
             wiki = {
+                -- Turn on / off WikiLink rendering.
+                enabled = true,
                 icon = '󱗖 ',
                 body = function()
                     return nil

lua/render-markdown/health.lua

@@ -6,7 +6,7 @@ local state = require('render-markdown.state')
 local M = {}
 
 ---@private
-M.version = '8.11.1'
+M.version = '8.11.2'
 
 function M.check()
     M.start('versions')

lua/render-markdown/render/common/wiki.lua

@@ -19,6 +19,9 @@ end
 ---@protected
 function Render:run()
     local config = self.config.wiki
+    if not config.enabled then
+        return
+    end
 
     local _, _, pre, text, post = self.node.text:find('^(.-%[+)(.-)(%]+.-)$')
     if not pre or not text or not post then

lua/render-markdown/settings.lua

@@ -1242,6 +1242,7 @@ M.link = {}
 ---@field suffix string
 
 ---@class (exact) render.md.link.wiki.Config
+---@field enabled boolean
 ---@field icon string
 ---@field body fun(ctx: render.md.link.Context): render.md.mark.Text|string?
 ---@field highlight string
@@ -1291,6 +1292,8 @@ M.link.default = {
     highlight_title = 'RenderMarkdownLinkTitle',
     -- Applies to WikiLink elements.
     wiki = {
+        -- Turn on / off WikiLink rendering.
+        enabled = true,
         icon = '󱗖 ',
         body = function()
             return nil
@@ -1360,6 +1363,7 @@ function M.link.schema()
         highlight_title = { type = 'string' },
         wiki = {
             record = {
+                enabled = { type = 'boolean' },
                 icon = { type = 'string' },
                 body = { type = 'function' },
                 highlight = { type = 'string' },

lua/render-markdown/types.lua

@@ -228,6 +228,7 @@
 ---@field suffix? string
 
 ---@class (exact) render.md.link.wiki.UserConfig
+---@field enabled? boolean
 ---@field icon? string
 ---@field body? fun(ctx: render.md.link.Context): render.md.mark.Text|string?
 ---@field highlight? string