All works till now.

config.yaml

@@ -2,3 +2,12 @@ crm_file: "sample_data/crm.csv"
 clickstream_file: "sample_data/clickstream.csv"
 output_dir: "output"
 log_dir: "logs"
+reactivation_trigger:
+  conditions:
+    churn_risk_flag: true
+    birthday_within_30_days: true
+  actions:
+    - send_email: emotional_reminder
+    - wait: 24h
+    - if_unopened:
+        send_sms: follow_up