fix: cost-audit.sh — Artifact Registry sizeBytes float-safe via awk

scripts/cost-audit.sh

@@ -46,7 +46,6 @@ if [[ -z "$CR" ]]; then
   printf "  ${OK} No services deployed\n"
 else
   while IFS=$'\t' read -r NAME URL; do
-    # Check min-instances annotation
     MIN=$(gcloud run services describe "$NAME" \
       --project="${PROJECT_ID}" --region="${REGION}" \
       --format="value(spec.template.metadata.annotations.'autoscaling.knative.dev/minScale')" \
@@ -176,7 +175,8 @@ if [[ -z "$REPOS" ]]; then
   printf "  ${OK} No Artifact Registry repos\n"
 else
   while IFS=$'\t' read -r NAME FMT SIZE; do
-    SIZE_MB=$(( ${SIZE:-0} / 1048576 ))
+    # sizeBytes kan være float (f.eks. 345900.5) — bruk awk for sikker MB-konvertering
+    SIZE_MB=$(awk -v s="${SIZE:-0}" 'BEGIN { printf "%.1f", s / 1048576 }')
     printf "  ${OK} %-28s fmt:%-8s  size:${SIZE_MB} MB\n" "$NAME" "$FMT"
   done <<< "$REPOS"
 fi