changed branch/field: Huya App login QR envelope and device-token propagation

MODIFIED_FILE: /Users/yml/codes/live-hub-py/MODIFIED_FILE
DIFF_FILE: /Users/yml/codes/live-hub-py/DIFF_FILE
VERIFICATION.txt: /Users/yml/codes/live-hub-py/VERIFICATION.txt
ROLLBACK.sh: /Users/yml/codes/live-hub-py/ROLLBACK.sh
MODIFIED_FILE original SHA-256 before fixture update: 08bc9d7ca6425fab15af2c6218d2574f7f0180e929fa6ccb78c8b37e6ae8493a
MODIFIED_FILE changed SHA-256: e15f95ce30ca0e0faa6e3c8c6cdf4725e4984434df0f39cf237ee0b7197375b1

BASELINE exact command:
set -e; BASE=/tmp/live-hub-py-baseline.PJsjpJ; git archive HEAD | tar -x -C "$BASE"; .venv/bin/pytest -q "$BASE/tests/test_huya_app_login.py" "$BASE/tests/test_huya_dfp_register.py"
BASELINE literal output/result:
27 passed, 1 warning in 0.62s
BASELINE exit status: 0

MODIFIED exact command:
.venv/bin/pytest -q
MODIFIED literal output/result:
113 passed, 1 warning in 1.13s
MODIFIED exit status: 0

ROLLBACK exact command:
set -e; SRC=/tmp/rollback-source.mKNKoP; TGT=/tmp/rollback-target.hHBqnQ; cp MODIFIED_FILE "$SRC"; printf '\ncorrupt\n' >> "$TGT"; ./ROLLBACK.sh "$SRC" "$TGT"; cmp -s "$SRC" "$TGT"
ROLLBACK literal output/result:
restored /tmp/rollback-target.hHBqnQ from /tmp/rollback-source.mKNKoP
rollback_status=restored
source_sha256=e15f95ce30ca0e0faa6e3c8c6cdf4725e4984434df0f39cf237ee0b7197375b1
target_sha256=e15f95ce30ca0e0faa6e3c8c6cdf4725e4984434df0f39cf237ee0b7197375b1
ROLLBACK exit status: 0
restored behavior/status: target byte-for-byte equals source; MODIFIED_FILE remains changed.

Additional checks:
.venv/bin/python -m ruff check core/huya tests/test_huya_app_login.py -> All checks passed, exit 0
git diff --check -> exit 0
bash -n dev.sh deploy.sh -> exit 0