Seeing this in my local console as I develop my first Netlify Build Plugin.
Seems recent and part of a netlify-build package update.
> Context
production
> Missing plugin
Please use the plugin "@netlify/plugin-local-install-core" to install dependencies from the "package.json" inside your local plugins.
Example "netlify.toml":
[[plugins]]
package = "@netlify/plugin-local-install-core"
> Installing local plugins dependencies
- .
> Loading plugins
- . from undefined