Configure OTLP exporter in prod

config/runtime.exs

@@ -87,4 +87,16 @@ if config_env() == :prod do
     key_id: System.fetch_env!("APNS_KEY_ID"),
     team_id: System.fetch_env!("APNS_TEAM_ID"),
     bundle_id: System.fetch_env!("APNS_BUNDLE_ID")
+
+  otlp_endpoint = System.get_env("OTLP_ENDPOINT")
+
+  if otlp_endpoint do
+    config :opentelemetry,
+      span_processor: :batch,
+      traces_exporter: :otlp
+
+    config :opentelemetry_exporter,
+      otlp_protocol: :grpc,
+      otlp_endpoint: otlp_endpoint
+  end
 end