v5.0.2

📚 PR:

• Bumped fastify@3.0.0-rc.4
• Bumped fastify
• Bump tsd from 0.11.0 to 0.12.0 (#43)
• Bump tsd from 0.12.1 to 0.13.1 (#44)
• fix: add promise return type to auth function (#45)