Add migration for L2Circuit's workflows.

gso/migrations/versions/2024-10-29_72a4f7aa499d_add_l2circuit_workflows.py

+"""Add L2Circuit workflows..
+
+Revision ID: 72a4f7aa499d
+Revises: 5132c463214d
+Create Date: 2024-10-29 14:04:29.807253
+
+"""
+import sqlalchemy as sa
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = '72a4f7aa499d'
+down_revision = '5132c463214d'
+branch_labels = None
+depends_on = None
+
+
+from orchestrator.migrations.helpers import create_workflow, delete_workflow
+
+new_workflows = [
+    {
+        "name": "create_layer_2_circuit",
+        "target": "CREATE",
+        "description": "Create Layer 2 Circuit Service",
+        "product_type": "Layer2Circuit"
+    },
+    {
+        "name": "modify_layer_2_circuit",
+        "target": "MODIFY",
+        "description": "Modify Layer 2 Circuit Service",
+        "product_type": "Layer2Circuit"
+    }
+]
+
+
+def upgrade() -> None:
+    conn = op.get_bind()
+    for workflow in new_workflows:
+        create_workflow(conn, workflow)
+
+
+def downgrade() -> None:
+    conn = op.get_bind()
+    for workflow in new_workflows:
+        delete_workflow(conn, workflow["name"])