chore: Skip GitHub in push-all.sh (currently blocked)

push-all.sh

@@ -37,9 +37,10 @@ if ! git diff-index --quiet HEAD --; then
 fi
 
 # Push to each remote
-remotes=("gitea" "github" "gitlab")
+# GitHub currently blocked/deactivated - update when ready
+remotes=("gitea" "gitlab")
 
-echo "Note: GitHub push may require SSH key or credential helper setup."
+echo "Note: GitHub remote exists but is currently skipped (blocked/deactivated)."
 failed=()
 
 for remote in "${remotes[@]}"; do