feat(work-orders): synchronize peripheral changes through events

tests/integration/test_peripheral_sample_live.py

@@ -1,4 +1,4 @@
-"""Opt-in checks against provisioned sample tables, never business-table writes."""
+"""Opt-in checks against provisioned sample tables and transactional source events."""
 from concurrent.futures import ThreadPoolExecutor
 import os
 import subprocess
@@ -39,6 +39,10 @@ def sample():
     yield store, who
     # Only this test's unguessable project key; tables created by the authorized setup.
     with store.connection() as conn:
+        if store.settings.db_name == "tjwater_v2" and conn.execute(
+            "SELECT to_regclass('workbench.domain_event_log') AS name"
+        ).fetchone()["name"] is not None:
+            conn.execute("DELETE FROM workbench.domain_event_log WHERE project_id=%s", (who.project_id,))
         for table in (
             "work_order_revisions", "test_data_record_revisions", "work_orders",
             "test_data_records", "feedback", "requests", "revisions", "tasks", "scenarios",