Read oltp config from config and env (#4292)

crates/goose-cli/src/main.rs

@@ -10,7 +10,11 @@ async fn main() -> Result<()> {
     let result = cli().await;
 
     // Only wait for telemetry flush if OTLP is configured
-    if std::env::var("OTEL_EXPORTER_OTLP_ENDPOINT").is_ok() {
+    let should_wait = goose::config::Config::global()
+        .get_param::<String>("otel_exporter_otlp_endpoint")
+        .is_ok();
+
+    if should_wait {
         // Use a shorter, dynamic wait with max timeout
         let max_wait = tokio::time::Duration::from_millis(500);
         let start = tokio::time::Instant::now();