refactor: allow mocking of root module functions for easier unittesting

src/Project.zig

@@ -2,7 +2,7 @@ const std = @import("std");
 const tp = @import("thespian");
 const cbor = @import("cbor");
 const log = @import("log");
-const root = @import("root");
+const root = @import("soft_root").root;
 const dizzy = @import("dizzy");
 const Buffer = @import("Buffer");
 const fuzzig = @import("fuzzig");