feat: Add accent color to invoice settings and update related views; enhance event creation with brand contract option

docker/entrypoint.sh

@@ -45,6 +45,10 @@ chmod -R 775 \
 echo "[migrate] Running database migrations…"
 php artisan migrate --force --no-interaction
 
+# ── 5b. Create public storage symlink ────────
+echo "[storage] Creating public storage symlink…"
+php artisan storage:link --quiet 2>/dev/null || true
+
 # ── 6. Cache config / routes / views ────────
 echo "[optimize] Caching configuration…"
 php artisan config:cache  --quiet