refactor: split bot.py into runtime/dispatch/worker modules; add retry scheduler, route TTL, ack tracking, follow-up screener, structured event log, and test suite

tests/conftest.py

@@ -0,0 +1,11 @@
+"""Shared pytest fixtures and path setup."""
+
+from __future__ import annotations
+
+import sys
+from pathlib import Path
+
+# Ensure the project root is on sys.path so `import orac...` works from anywhere.
+_ROOT = Path(__file__).resolve().parent.parent
+if str(_ROOT) not in sys.path:
+    sys.path.insert(0, str(_ROOT))