Only half of analysts think investors should buy Cava stock right now.Cava Group (CAVA) has been a hot stock since its initial public offering (IPO) last year. It burst onto the scene with a fresh restaurant concept that's been catching on across the country, and investors are hoping it becomes the next big restaurant chain.While investors can't seem to get enough of Cava stock, Wall Street has taken a more cautious view of the company. Is it still a buy?Is Cava the future of fast-casual dining?Cava is one ...