v3.1.0

📚 PR:

• Bumped fastify
• Bump fastify-plugin from 2.3.4 to 3.0.0
• Bump standard from 14.3.4 to 15.0.0
• Bump standard from 15.0.1 to 16.0.1
• Bump tsd from 0.13.1 to 0.14.0
• Merge pull request #44 from fastify/dependabot/npm_and_yarn/tsd-0.14.0
• Bump tsd from 0.11.0 to 0.12.0 (#27)
• Bump tsd from 0.12.1 to 0.13.1 (#29)
• Move @types/node to devDependencies (#31)
• feat: add stale (#33)
• chore: dependabot auto merge (#39)
• fix: dependabot automerge (#40)
• chore: automerge only for prs (#41)
• chore: use automerge action (#42)
• Update nodejs.yml (#43)
• feat: createError functionality (#38)