Requirements

Mandatory

• PHP 8.2+
• The JSON extension

Optional

• A PSR-3 (Logger Interface) implementation for debugging

Extension specific

VAPID extension

• Required:
• openssl extension
• mbstring extension
• A JWT Provider
• A PSR-20 (Clock) implementation
• Optional:
• A PSR-3 (Logger Interface) implementation for debugging

Success

This library provides JWT Provider implementations for web-token and lcobucci/jwt

Payload extension

• Required:
• openssl extension
• mbstring extension
• Optional:
• A PSR-6 (Caching Interface) implementation
• A PSR-3 (Logger Interface) implementation for debugging