feat(tests): operator assignment — two queues for techs, assign endpoint for leads

backend/alembic/versions/b050_add_operator_assignees.py

@@ -0,0 +1,24 @@
+"""Add red_tech_assignee and blue_tech_assignee to tests.
+
+Revision ID: b050
+Revises: b049
+Create Date: 2026-06-19
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects.postgresql import UUID
+
+revision = "b050"
+down_revision = "b049"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column("tests", sa.Column("red_tech_assignee", UUID(as_uuid=True), sa.ForeignKey("users.id"), nullable=True))
+    op.add_column("tests", sa.Column("blue_tech_assignee", UUID(as_uuid=True), sa.ForeignKey("users.id"), nullable=True))
+
+
+def downgrade() -> None:
+    op.drop_column("tests", "blue_tech_assignee")
+    op.drop_column("tests", "red_tech_assignee")