“zig fetch” and “build.zig.zon” not documented

[jimkring]

Only thing I could find are these:

• https://zig.news/edyu/zig-package-manager-wtf-is-zon-558e
• https://www.bradcypert.com/adding-dependencies-to-your-zig-project-with-zig-fetch/
• https://github.com/ziglang/zig/blob/master/doc/build.zig.zon.md

[jimkring]

Duplicate of #428

[nektro]

https://www.youtube.com/watch?v=jy7w_7JZYyw

https://github.com/ziglang/zig/blob/master/doc/build.zig.zon.md