fix(android): visible metallic icon ring at circle edge

Move the badge ring into the background layer (brightened grey->white so it
reads on #0A0A0A) at ~0.96 so it sits at the masked-circle edge; foreground is
just the white grid. Also honor SHIP_COMPANION in the pre-push hook.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

.githooks/pre-push

@@ -11,6 +11,9 @@ set -euo pipefail
 ROOT="$(git rev-parse --show-toplevel)"
 cd "$ROOT"
 
+# ship-companion.sh already (re)published the APK for this push — don't redo it.
+[ -n "${SHIP_COMPANION:-}" ] && exit 0
+
 PUSH_MAIN=0; RANGE_OLD=""; RANGE_NEW=""
 while read -r _local_ref local_sha remote_ref remote_sha; do
   if [ "${remote_ref##*/}" = "main" ]; then