feat: Haupt-Automation täglicher Bewässerungs-Check

Scope .gitignore rules for automations/scripts/scenes.yaml to root only
so packages/bewaesserung/automations.yaml is tracked correctly.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.gitignore

@@ -4,9 +4,9 @@
 .cache
 backups/
 secrets.yaml
-automations.yaml
-scripts.yaml
-scenes.yaml
+/automations.yaml
+/scripts.yaml
+/scenes.yaml
 
 # Python
 __pycache__/