docs: log v0.1.5 release metrics

Author: aaronlab

docs/launch/metrics-log.md

@@ -48,3 +48,4 @@ uv run --python 3.11 python scripts/launch_metrics.py --json
 | 2026-05-09T10:20:20+00:00 | 3 | 998 | 0 | 0 | 5 | 0 | 0 | after Day 1 issue body update to v0.1.4 and redacted export command |
 | 2026-05-09T10:22:51+00:00 | 3 | 998 | 0 | 0 | 5 | 0 | 0 | after directory and newsletter outreach targets added |
 | 2026-05-09T10:23:58+00:00 | 3 | 998 | 0 | 0 | 6 | 0 | 0 | after directory/newsletter owner-action issue: https://github.com/aaronlab/browsertrace/issues/10 |
+| 2026-05-09T10:29:51+00:00 | 3 | 998 | 0 | 0 | 6 | 0 | 0 | after v0.1.5 packaged demo command release: https://github.com/aaronlab/browsertrace/releases/tag/v0.1.5 |