Interstellar Cannon Fodder Project

Ye Qiliang, a strong woman in 2051, time-traveled into a book and became a character who was not even a supporting role in the cannon fodder family in the book. In the past, she had the aura of the invincible protagonist Mary Sue, and later she had the silent influence of the plot master. What should she do to keep her family away from the fate of cannon fodder?