With the migrated affinities integrated, the repack script began to run smoothly. Assets were compressed and rebuilt; shaders recompiled; the auth tokens were reissued and signed with the new key rotation policy. But another problem remained: performance. The new pipeline made textures more efficient, but the matchmaking microservice now timing-out under peak load. Elena opened the profiler and found a memory leak in the lobby cache. It was small, insidious, and multiplied across threads.