ConstSimulates the post-login flow.
Requests are listed in Android 429 capture order for deterministic parity
when concurrency is set to 1. Production callers may keep the default
bounded concurrency because the real app also overlaps this bootstrap work.
Optionalopts: PostLoginFlowOptions
Android post-login flow: currently same as common flow. Android-specific steps (pigeon, etc.) are already in the common PostLoginFlow. Add android-only steps here as needed.