Change cron schedule to run every 12 hours

Signed-off-by: Ettore Di Giacinto <mudler@users.noreply.github.com>

Author: mudler

.github/workflows/gallery-agent.yaml

@@ -2,7 +2,7 @@ name: Gallery Agent
 on:
 
   schedule:
-    - cron: '0 */3 * * *'  # Run every 4 hours
+    - cron: '0 */12 * * *'  # Run every 4 hours
   workflow_dispatch:
     inputs:
       search_term: