quasar-ui-qmarkdown: TypeError: Cannot read property 'block' of undefined at Function.markdownItContainer

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Describe the bug A clear and concise description of what the bug is.

TypeError: Cannot read property ‘block’ of undefined at Function.markdownItContainer (index.esm.js?bc3c:6) at MarkdownIt.use (index.esm.js?bc3c:6) at extendContainers (index.esm.js?bc3c:6)

To Reproduce Steps to reproduce the behavior:

1. `git clone https://github.com/mesqueeb/quasar-ui-easy-forms
2. cd ui && npm i
3. npm run dev
4. See error in console

Screenshots If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [e.g. iOS] macOS
• Browser [e.g. chrome, safari] chrome
• Version [e.g. 22] latest