How many spells can a caster actually cast in one round?

If you Shove/Push a grappler grappling an ally, does it break the grapple at the cost of 1 attack?

Can paladins not have good alignment?

Empowered Spell, it talks about damage mods. Does this work for Divine Favor healing spells?

Can a diviner use Portent for his own death saving throws?

Crawling section doesn’t mention crawling in text. Is it same speed reduction as swim & climb?