The juice has arrived at https://codeberg.org/ziglang/zig/pulls/30644
I've written a quick summary of what this merge means for #zig in 0.16.0 https://www.definitepotato.dev/posts/20260120-zig-juicy-merged/

std: delete `os.environ`, `os.argv`, add new parameter to `main`, move process API to `std.Io`
Happy New Year! 🥳 I'm celebrating the arrival of 2026 in my favorite way: breaking "Hello, World!" again! Mainly the goal was to delete the "environ" global variable as well as the "argv" global variable because they are footguns. However, in doing so, I ended up needing to integrate process API...