That’s the way; study political science in university and set up a PAC towards your election for some far off date. Have anyone interested donate to the PAC, and then spend years trying to get elected after you graduate, using those funds for your campaign — many different types of activities can count as campaigning.
Calling it a charity may be illiegal if its not registered. Maybe you want your own PAC where people could donate.
That’s the way; study political science in university and set up a PAC towards your election for some far off date. Have anyone interested donate to the PAC, and then spend years trying to get elected after you graduate, using those funds for your campaign — many different types of activities can count as campaigning.