:MarkdownPreview does nothing: Mac vim version 9

[Iridium-Lo]

Describe the bug
:MarkdownPreview does not open rendered markdown file in browser, it does nothing

To Reproduce
Steps to reproduce the behaviour:

Plugin manager is pathogen

1. git cloned repo to ~/.vim/bundle
2. vim README.md
3. :MarkdownPreview
4. nothing happens

Expected behaviour
:MarkdownPreview should launch a browser window.

Screenshots
Executing :MarkDownPreview:

After execution:

Desktop and more info (please complete the following information):

• OS: ventura 13.4
• nodejs and yarn installed

 λ vim --version | grep 9
VIM - Vi IMproved 9.0 (2022 Jun 28, compiled Dec 05 2023 14:38:33)
+cmdline_compl     +lambda            +profile           +vim9script
~:  
 λ node --version
v21.5.0
~:  
 λ yarn --version
1.22.21

[palladium-o]

also on Ventura 14.2.1

[Iridium-Lo]

I got it working by cd'ing to the plugin directory and running npm install

[SpamixOfficial]

I got it working by cd'ing to the plugin directory and running npm install

This also resolved it for me

[Iridium-Lo]

I added a PR to for the readme to add this for to get normal vim working @iamcco it's been tested by 4 people no (1 of which is me) #649