Quick questions: javelins with dueling style and natural weapon proficiency

[ThorOdinson]

I agree, step 1 in isolation does not count as an attack.

Why should step 1 in isolation count as an attack?

“An attack has a simple structure”

All three steps are then listed.

"If there's ever any question whether something you're doing counts as an attack, the rule is simple: if you're making an attack roll, you're making an attack."