Add 1 log entries

Session: d96e60a0-bcd0-4f29-9b1a-8428f6c1bf40, Time: 2025-07-15T12:09:38.518Z

logs/2025-07-15/logs-2025-07-15T12-09-38-518Z-d96e60a0-bcd0-4f29-9b1a-8428f6c1bf40.jsonl

@@ -0,0 +1 @@
+{"level":30,"time":1752581363588,"msg":"Test fourth message (should trigger batch)","test":"basic"}