I’m sorry, you are being silly and rejecting reality.

Zionism literally is a political movement, founded by jewish people, with a desire to make their own state. Zionism isn’t new, and it is well over 100 years old. Check out this wikipedia article for a rundown.

To say that it is only a dogwhistle is just a rejection of reality. But it is also a convenient rejection of reality because it lets you vilify political opponents.