Release 4.9.0

• Removed broken-link-checker dependency.

Release 4.8.0

• Updated dependencies.

4.7.1

• Updated the contents of the tutorial.

4.7.0

• Changed to require node 18 or later.
• Updated gatsby version to ^5.8.0.

4.6.0

• Updated jsonata version to ^2.0.2.

4.5.0

• Changed to require node 14 or later.