chore(data): update npm downloads 2026-03-18

Author: github-actions[bot]

data/npm_downloads.jsonl

@@ -16,3 +16,4 @@
 {"date":"2026-03-14","downloads":36}
 {"date":"2026-03-15","downloads":141}
 {"date":"2026-03-16","downloads":221}
+{"date":"2026-03-17","downloads":0}