feat: Hero 배경 이미지 추가 (hero_back.webp)

- 원본 9.1MB PNG → 216KB WebP (1920x1047, quality 80)
- next/image + priority로 LCP 최적화
- opacity 0.35 + 다크 오버레이로 텍스트 가독성 확보

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
2026-04-15 02:55:15 +09:00
parent 26cd7c9835
commit 5d8b74bb39
2 changed files with 19 additions and 7 deletions

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public/hero_back.webp Normal file

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Width:  |  Height:  |  Size: 217 KiB