fix: cannot find installed markdown-it plugin by yarn v3 monorepo

lib/renderer.js

@@ -1,9 +1,9 @@
 'use strict';
 
 const MarkdownIt = require('markdown-it');
+const path = require('path');
 
 class Renderer {
-
   /**
    * constructor
    *
@@ -17,9 +17,11 @@ class Renderer {
     // Temporary backward compatibility
     if (typeof markdown === 'string') {
       markdown = {
-        preset: markdown
+        preset: markdown,
       };
-      hexo.log.warn(`Deprecated config detected. Please use\n\nmarkdown:\n  preset: ${markdown.preset}\n\nSee https://github.com/hexojs/hexo-renderer-markdown-it#options`);
+      hexo.log.warn(
+        `Deprecated config detected. Please use\n\nmarkdown:\n  preset: ${markdown.preset}\n\nSee https://github.com/hexojs/hexo-renderer-markdown-it#options`
+      );
     }
 
     const { preset, render, enable_rules, disable_rules, plugins, anchors, images } = markdown;
@@ -36,7 +38,19 @@ class Renderer {
     if (plugins) {
       this.parser = plugins.reduce((parser, pugs) => {
         if (pugs instanceof Object && pugs.name) {
-          return parser.use(require(pugs.name), pugs.options);
+          const resolved = require.resolve(pugs.name, {
+            paths: [
+              // find from root hexo base directory node_modules
+              path.join(hexo.base_dir, 'node_modules'),
+              // find from current installed library node_modules
+              path.join(__dirname, '../node_modules'),
+              // find from root hexo base directory
+              hexo.base_dir,
+              // find from current library directory
+              path.join(__dirname, '../'),
+            ],
+          });
+          return parser.use(require(resolved), pugs.options);
         }
         return parser.use(require(pugs));
       }, this.parser);
@@ -49,15 +63,15 @@ class Renderer {
     if (images) {
       this.parser.use(require('./images'), {
         images,
-        hexo: this.hexo
+        hexo: this.hexo,
       });
     }
   }
 
   render(data, options) {
     this.hexo.execFilterSync('markdown-it:renderer', this.parser, { context: this });
     return this.parser.render(data.text, {
-      postPath: data.path
+      postPath: data.path,
     });
   }
 }