Decode form data for Next.js

[timokoessler]

Summary by Aikido

Security Issues: 0	🔍 Quality Issues: 20	Resolved Issues: 0

🚀 New Features

• Bundled Busboy-based form-parsing library into project source files.

⚡ Enhancements

• Decoded Next.js and micro request bodies and parsed form fields.

🔧 Refactors

• Changed request body types to unknown and updated build configs.

^{More info}