ВМ1: реализован сбор логов

VM1_app/codebase/backend/api-backend/alembic/versions/0013_delivery_trace_context.py

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+"""Persist W3C trace context for asynchronous delivery.
+
+Revision ID: 0013_delivery_trace_context
+Revises: 0012_safety_v2_checkpoint
+Create Date: 2026-09-03
+"""
+
+from collections.abc import Sequence
+
+from alembic import op
+
+revision: str = "0013_delivery_trace_context"
+down_revision: str | None = "0012_safety_v2_checkpoint"
+branch_labels: str | Sequence[str] | None = None
+depends_on: str | Sequence[str] | None = None
+
+
+def upgrade() -> None:
+    op.execute(
+        """
+        ALTER TABLE han_app.delivery_outbox
+          ADD COLUMN IF NOT EXISTS traceparent varchar(55)
+        """
+    )
+    op.execute(
+        """
+        ALTER TABLE han_app.safety_tasks
+          ADD COLUMN IF NOT EXISTS traceparent varchar(55)
+        """
+    )
+
+
+def downgrade() -> None:
+    op.execute(
+        """
+        ALTER TABLE han_app.delivery_outbox
+          DROP COLUMN IF EXISTS traceparent
+        """
+    )
+    op.execute(
+        """
+        ALTER TABLE han_app.safety_tasks
+          DROP COLUMN IF EXISTS traceparent
+        """
+    )