Document component registration on quilt
Clarify ComponentProvider usage
Clarify java point
Add a note about new explicit ordering
Add a "using your component" section
Improve registration guide
Add info on the different entrypoint declarations
Merge registration and attachment pages
Update registration information
Better document nullability of ComponentRegistry#get
Update static registration example
Reformat and add information to the registration page
Add static registration information
Updated Registering and using a component (markdown)
Add a basic registration and use page