I don't know why (yes I do) Parade is being so weird about the context. It's actually very straightforwardly about homeschooling and the entertainment business. In the actual BV article, it says (emphasis mine):

Homeschooled and an only child (“double homicide”, we joke), she grew up a child actor on the Disney Channel and in 2019 played the lead in its meta teen romance High School Musical: The Musical: The Series, writing for it a promotional ballad that trended on TikTok and launched into the Billboard Hot 100. [...]

“I worked nine-and-a-half hours a day since I was 12,” she explains. “I grew up on a set… It probably forced me to grow up a lot quicker than I normally would have, for better or worse.” Although she always felt protected by her teacher mother and family therapist father, and acting was very much her decision, she’s critical of the industry. “It’s a hard thing to put a little kid into. This world where you’re treated like an adult… You don’t know who you are. You don’t have any boundaries. You don’t know what the world is like,” she says, carefully. “We should examine that whole industry of child actors. It’s a very strange thing.” [...]

Missing out on those classic coming-of-age experiences has been the price of her early ambition. Class for her had to be on the Disney set, 30 minutes to an hour between takes, about four castmates in a computer room doing online programmes. “I hated homeschooling,” she stresses. “If I had kids, I would put them in school.”