updated status for firebase/php-jwt
updated status for firebase/php-jwt

Using the debugger, I just verified that firebase/php-jwt does support signing, iss, sub and jti in the payload. It can also sign with RS256.
optikfluffel/jsonwebtoken.github.io,nov/jsonwebtoken.github.io,simo5/jsonwebtoken.github.io,garyf/jsonwebtoken.github.io,simo5/jsonwebtoken.github.io,optikfluffel/jsonwebtoken.github.io,garyf/jsonwebtoken.github.io,nov/jsonwebtoken.github.io