root: implement APM support

passbook/policies/process.py

@@ -4,6 +4,7 @@ from multiprocessing.connection import Connection
 from typing import Optional
 
 from django.core.cache import cache
+from elasticapm import capture_span
 from structlog import get_logger
 
 from passbook.policies.exceptions import PolicyException
@@ -44,6 +45,7 @@ class PolicyProcess(Process):
         if connection:
             self.connection = connection
 
+    @capture_span(name="PolicyEngine", span_type="policy.process.execute")
     def execute(self) -> PolicyResult:
         """Run actual policy, returns result"""
         LOGGER.debug(