My chances??

GPA: 2.9
ACT: 23
SAT: 1010
my school doesn’t rank but i’m coming from one of the most academically prestigious high schools in california. not the smartest cookie but have really really good ec’s and a writing piece that will bring tears to you eyes

Which schools? UC/CSU GPA?
https://rogerhub.com/gpa-calculator-uc/

HSCourse Rigor? Intended major?

you are a solid candidate for most programs lots of the CSUs - Sac, SF and Humboldt are all worth a look.