fix(alembic): 合并 device 与 launch_confirm_sample 双 head(分支合并产物)

feat/a11y-liveness-heartbeat 合进 feat/compare-record-status 后,device 链(3a8fa058789c)与 main 来的 launch_confirm_sample_table 成两 head;加合并节点 86852351f5bb 收敛单 head。全链路在临时 sqlite upgrade head 通过。

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

alembic/versions/86852351f5bb_merge_device_与_launch_confirm_sample_双_.py

@@ -0,0 +1,26 @@
+"""merge device 与 launch_confirm_sample 双 head(分支合并产物)
+
+Revision ID: 86852351f5bb
+Revises: 3a8fa058789c, launch_confirm_sample_table
+Create Date: 2026-06-20 14:48:51.906553
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = '86852351f5bb'
+down_revision: Union[str, Sequence[str], None] = ('3a8fa058789c', 'launch_confirm_sample_table')
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    pass
+
+
+def downgrade() -> None:
+    pass