Class stat

tests/test_artifact.c:176–176

    char zst[1024];
    snprintf(zst, sizeof(zst), "%s/.codebase-memory/graph.db.zst", g_repo);
    struct stat st;
    ASSERT_EQ(stat(zst, &st), 0);
    ASSERT_GT((int)st.st_size, 0);