feat(website): 官网多页面 + 中英文切换 + Kimi 风格科技风重设计

- 多页路由：首页 / 功能 / 更新日志 / 下载（HashRouter，适配 GitHub Pages）
- 中英文切换（zh/en 双语文案 + localStorage 记忆）
- Kimi 品牌配色（中性灰 + 蓝）+ 科技风（网格底纹 / 辉光按钮 / 渐变强调词）
- 更新日志页：运行时同步 GitHub Releases，localStorage 缓存 1h，网络失败回退内置列表
- 功能页 8 张截图卡片；下载页含自动更新说明
- 修复资源路径 404（asset() + %BASE_URL%）；自托管 Inter/Fira Code 字体

website/index.html

@@ -0,0 +1,94 @@
+<!doctype html>
+<html lang="zh-CN">
+  <head>
+    <meta charset="UTF-8" />
+    <link rel="icon" type="image/svg+xml" href="%BASE_URL%kimi.svg" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta name="theme-color" content="#efebe1" media="(prefers-color-scheme: light)" />
+    <meta name="theme-color" content="#231f1a" media="(prefers-color-scheme: dark)" />
+    <title>Kimi Switch — 多 LLM 供应商统一管理 · 用量监控 · 账单一目了然</title>
+    <meta
+      name="description"
+      content="Kimi Switch / KimiCodeSwitch — Windows 桌面端多 LLM 供应商统一管理器，一键切换 Kimi / 智谱 GLM / MiniMax / DeepSeek / OpenRouter / 基元律动，用量账单实时监控，开源 MIT。"
+    />
+    <meta
+      name="keywords"
+      content="KimiSwitch, KimiCodeSwitch, SwitchKimi, Kimi Code Switch, Kimi 切换, LLM 供应商管理, AI 供应商切换, 多 LLM 管理, Kimi 用量监控, 智谱 GLM, MiniMax, DeepSeek, OpenRouter, 基元律动, 用量查询, 账单监控, Token 套餐, Claude, GPT, Windows LLM 桌面工具"
+    />
+
+    <!-- Open Graph -->
+    <meta property="og:type" content="website" />
+    <meta property="og:title" content="Kimi Switch — 多 LLM 供应商统一管理" />
+    <meta
+      property="og:description"
+      content="一键切换 Kimi / 智谱 GLM / MiniMax / DeepSeek 等供应商，用量与账单一目了然，开源 MIT。"
+    />
+    <meta property="og:url" content="https://billowliu2.github.io/KimiSwitch/" />
+    <meta property="og:image" content="%BASE_URL%og.png" />
+
+    <!-- Twitter -->
+    <meta name="twitter:card" content="summary_large_image" />
+    <meta name="twitter:title" content="Kimi Switch — 多 LLM 供应商统一管理" />
+    <meta
+      name="twitter:description"
+      content="一键切换 Kimi / 智谱 GLM / MiniMax / DeepSeek 等供应商，用量与账单一目了然，开源 MIT。"
+    />
+    <meta name="twitter:image" content="%BASE_URL%og.png" />
+
+    <!-- Canonical -->
+    <link rel="canonical" href="https://billowliu2.github.io/KimiSwitch/" />
+
+    <!-- JSON-LD: SoftwareApplication + Organization + WebSite -->
+    <script type="application/ld+json">
+      {
+        "@context": "https://schema.org",
+        "@graph": [
+          {
+            "@type": "SoftwareApplication",
+            "name": "Kimi Switch",
+            "alternateName": ["KimiSwitch", "KimiCodeSwitch"],
+            "url": "https://billowliu2.github.io/KimiSwitch/",
+            "applicationCategory": "DeveloperApplication",
+            "operatingSystem": "Windows 10, Windows 11",
+            "softwareVersion": "0.6.7",
+            "dateModified": "2026-08-01",
+            "description": "Windows 桌面端多 LLM 供应商统一管理器，一键切换 Kimi / 智谱 GLM / MiniMax / DeepSeek / OpenRouter / 基元律动，用量账单实时监控，开源 MIT。",
+            "downloadUrl": "https://github.com/billowliu2/KimiSwitch/releases",
+            "softwareHelp": "https://github.com/billowliu2/KimiSwitch",
+            "license": "https://opensource.org/licenses/MIT",
+            "offers": {
+              "@type": "Offer",
+              "price": "0",
+              "priceCurrency": "USD"
+            },
+            "author": {
+              "@type": "Organization",
+              "name": "KimiSwitch",
+              "url": "https://github.com/billowliu2/KimiSwitch"
+            }
+          },
+          {
+            "@type": "Organization",
+            "name": "KimiSwitch",
+            "url": "https://github.com/billowliu2/KimiSwitch",
+            "logo": "https://billowliu2.github.io/KimiSwitch/kimi.svg",
+            "sameAs": [
+              "https://github.com/billowliu2/KimiSwitch",
+              "https://git.codingplan.site/admin/KimiCodeSwitch"
+            ]
+          },
+          {
+            "@type": "WebSite",
+            "name": "Kimi Switch",
+            "url": "https://billowliu2.github.io/KimiSwitch/",
+            "inLanguage": "zh-CN"
+          }
+        ]
+      }
+    </script>
+  </head>
+  <body>
+    <div id="root"></div>
+    <script type="module" src="/src/main.tsx"></script>
+  </body>
+</html>