Running yarn build on core gives this console warning
[...]
prender /
prender /404
prender /components/about-modal
Warning: Each child in a list should have a unique "key" prop.
Check the top-level render call using <List>. See https://reactjs.org/link/warning-keys for more information.
at ListItem (/Users/cmichael/repos/patternfly/.cache/ssr-build/main.js:2230:11)
at CSSVariables (/Users/cmichael/repos/patternfly/.cache/ssr-build/main.js:67072:5)
at div
at StackItem (/Users/cmichael/repos/patternfly/.cache/ssr-build/main.js:102602:11)
at div
at Stack (/Users/cmichael/repos/patternfly/.cache/ssr-build/main.js:102576:11)
at div
at MDXChildTemplate.components.about-modal.html
at div
at RouterImpl (/Users/cmichael/repos/patternfly/node_modules/@reach/router/index.js:223:5)
at Location (/Users/cmichael/repos/patternfly/node_modules/@reach/router/index.js:52:23)
at Router
at div
at PageBody (/Users/cmichael/repos/patternfly/.cache/ssr-build/main.js:95643:11)
at section
at PageSection (/Users/cmichael/repos/patternfly/.cache/ssr-build/main.js:95805:11)
at div
at PageGroup (/Users/cmichael/repos/patternfly/.cache/ssr-build/main.js:95741:11)
at MDXTemplate (/Users/cmichael/repos/patternfly/.cache/ssr-build/main.js:122135:3)
at AppRoute (/Users/cmichael/repos/patternfly/.cache/ssr-build/main.js:122328:3)
at main
at FocusHandlerImpl (/Users/cmichael/repos/patternfly/node_modules/@reach/router/index.js:347:5)
at FocusHandler (/Users/cmichael/repos/patternfly/node_modules/@reach/router/index.js:318:19)
at RouterImpl (/Users/cmichael/repos/patternfly/node_modules/@reach/router/index.js:223:5)
at Location (/Users/cmichael/repos/patternfly/node_modules/@reach/router/index.js:52:23)
at Router
at div
at div
at div
at Page (/Users/cmichael/repos/patternfly/.cache/ssr-build/main.js:95475:9)
at SideNavLayout (/Users/cmichael/repos/patternfly/.cache/ssr-build/main.js:86794:3)
at SideNavRouter
at div
at FocusHandlerImpl (/Users/cmichael/repos/patternfly/node_modules/@reach/router/index.js:347:5)
at FocusHandler (/Users/cmichael/repos/patternfly/node_modules/@reach/router/index.js:318:19)
at RouterImpl (/Users/cmichael/repos/patternfly/node_modules/@reach/router/index.js:223:5)
at Location (/Users/cmichael/repos/patternfly/node_modules/@reach/router/index.js:52:23)
at Router
at App
at ServerLocation (/Users/cmichael/repos/patternfly/node_modules/@reach/router/index.js:160:19)
prender /components/about-modal/html-demos
prender /components/accordion
prender /components/action-list
prender /components/alert
prender /components/alert/html-demos
[...]
Running
yarn build
on core gives this console warning