improve code for observability

packages/obs/src/worker.rs

@@ -0,0 +1,13 @@
+use crate::{entry::LogEntry, sink::Sink};
+use std::sync::Arc;
+use tokio::sync::mpsc::Receiver;
+
+/// Start the log processing worker thread
+pub async fn start_worker(receiver: Receiver<LogEntry>, sinks: Vec<Arc<dyn Sink>>) {
+    let mut receiver = receiver;
+    while let Some(entry) = receiver.recv().await {
+        for sink in &sinks {
+            sink.write(&entry).await;
+        }
+    }
+}