npm install fails on docify created website

[markscott-ms]

Bug Report

Steps to Reproduce:

1. In calm repo
2. cd calm/architecture; calm docify --architecture calm-2.json --output website
3. cd website
4. npm i

Expected Result:

Successful npm install of required docusaurus packages.

Actual Result:

xxxx@xxxxxx:~/architecture-as-code/calm/architecture/website$ npm i
npm error code ERESOLVE
npm error ERESOLVE could not resolve
npm error
npm error While resolving: @docusaurus/theme-mermaid@3.10.0
npm error Found: @mermaid-js/layout-elk@0.2.1
npm error node_modules/@mermaid-js/layout-elk
npm error   @mermaid-js/layout-elk@"^0.2.0" from the root project
npm error
npm error Could not resolve dependency:
npm error peerOptional @mermaid-js/layout-elk@"^0.1.9" from @docusaurus/theme-mermaid@3.10.0
npm error node_modules/@docusaurus/theme-mermaid
npm error   @docusaurus/theme-mermaid@"^3.9.0" from the root project
npm error
npm error Conflicting peer dependency: @mermaid-js/layout-elk@0.1.9
npm error node_modules/@mermaid-js/layout-elk
npm error   peerOptional @mermaid-js/layout-elk@"^0.1.9" from @docusaurus/theme-mermaid@3.10.0
npm error   node_modules/@docusaurus/theme-mermaid
npm error     @docusaurus/theme-mermaid@"^3.9.0" from the root project
npm error
npm error Fix the upstream dependency conflict, or retry this command with --force or --legacy-peer-deps to accept an incorrect (and potentially broken) dependency resolution.

Environment:

Ubuntu 24 (within Windows 11 WSL2)
CALM CLI 1.37.0
Node 24.14.1

Additional Context:

Also seen by @yt-ms

[markscott-ms]

self-approving that the bug report contains sufficient information to reproduce and work on a fix.