Zig build doesn't work

[marcinmachura]

Since 0.15 version of Zig the stdlib has been changed and code requires an update

2025/08/27 08:33:05.508 | build.zig:16:10: error: no field named 'root_source_file' in struct 'Build.ExecutableOptions'
2025/08/27 08:33:05.508 | .root_source_file = b.path("app.zig"),
2025/08/27 08:33:05.508 | ^~~~~~~~~~~~~~~~
2025/08/27 08:33:05.508 | /snap/zig/14937/lib/std/Build.zig:771:31: note: struct declared here
2025/08/27 08:33:05.508 | pub const ExecutableOptions = struct {
2025/08/27 08:33:05.508 | ^~~~~~
2025/08/27 08:33:05.508 | referenced by:
2025/08/27 08:33:05.508 | runBuild__anon_23478: /snap/zig/14937/lib/std/Build.zig:2214:33
2025/08/27 08:33:05.508 | main: /snap/zig/14937/lib/compiler/build_runner.zig:366:29
2025/08/27 08:33:05.508 | 5 reference(s) hidden; use '-freference-trace=7' to see all references