docs: add validation rule - always validate after changes

2026-02-14 07:23:26 -06:00
parent 9769839a67
commit 97a95bd3af
1 changed files with 12 additions and 0 deletions
--- a/memory/2026-02-14.md
+++ b/memory/2026-02-14.md
@@ -154,3 +154,15 @@ This script was periodically overwriting count.txt with nginx log line count, ov

 **Lesson:** Check for competing scripts before implementing fixes.

+
+---
+
+## Rule Added - Feb 14, 2026
+**Always validate after changes.** No exceptions.
+- Test functionality
+- Verify file integrity  
+- Check permissions
+- Confirm expected output
+
+Applied retroactively to today’s counter fix.
+