Add marketing-focused product landing page for OPS Agent

[Copilot]

Creates a marketing-focused, emotionally engaging landing page to support productization and promotion of OPS Agent.

Changes

• Landing page (index.html): Responsive single-page site with warm, approachable design:

  • Hero section with emotional tagline "让爱与守护触手可及" (Let love and care be within reach)
  • Mission statement section featuring brand philosophy from docs/marketing/business.md
  • 6 life scenario cards using marketing images (outdoor safety, scheduled calls, fall detection, sleep monitoring, community services)
  • Core benefits: Safety protection, Health care, Family connection
  • Supported smart devices: Smart bands, watches, glasses, speakers
  • Simple 3-step user guide
  • User testimonial section
  • Call-to-action section

• GitHub Pages workflow (.github/workflows/pages.yml): Auto-deploy on push to main

Screenshot

Design Philosophy

• Warm orange gradient visual design instead of dark tech theme
• Emotional, user-focused copywriting
• Scenario-based presentation using docs/marketing images
• Reduced technical jargon, focused on user value and emotional connection
• Added user testimonials to build trust

Enable GitHub Pages

After merge:

1. Settings → Pages
2. Set Source to "GitHub Actions"
3. Site deploys to https://yangrudan.github.io/OPS-agent/

Original prompt

请帮我设计这个仓库的网页， 我想让它走向产品化， 进行宣传

---

✨ Let Copilot coding agent set things up for you — coding agent works faster and does higher quality work when set up for your repo.

[yangrudan]

请基于docs/marketing的内容升级改进网站， 以商业营销为主， 降低技术相关的说明，亲近动人。
@copilot

[yangrudan]

@copilot 请基于docs/marketing的内容升级改进网站， 以商业营销为主， 降低技术相关的说明，亲近动人。

[Copilot]

@copilot 请基于docs/marketing的内容升级改进网站， 以商业营销为主， 降低技术相关的说明，亲近动人。

已基于 docs/marketing 内容完成网站升级 (f8c163b)：

主要更新：

• 温暖的暖橙色渐变视觉设计
• 情感化文案："让爱与守护触手可及"
• 展示初心理念（来自 business.md）
• 6个生活场景卡片（使用营销图片）
• 核心优势：安全守护、健康关怀、亲情连接
• 用户心声/见证板块
• 移除技术代码和架构图，聚焦用户价值