feat(web): 用户工作台 - 产品化壳层、内容库布局与积分入口

Co-authored-by: Cursor <cursoragent@cursor.com>

web/index.html

@@ -4,12 +4,13 @@
         <meta charset="UTF-8" />
         <meta name="viewport" content="width=device-width, initial-scale=1.0" />
         <meta name="description" content="AI 影视与短剧创作工作台" />
+        <link rel="icon" href="/logo.svg" type="image/svg+xml" />
         <title>正在加载</title>
         <style>
             html,
             body {
                 margin: 0;
-                background: #0b0c10;
+                background: #ffffff;
             }
             #root:empty {
                 min-height: 100vh;
@@ -52,13 +53,13 @@
         <script>
             try {
                 var s = JSON.parse(localStorage.getItem("infinite-canvas:theme_store") || "{}");
-                var t = s.state && s.state.theme === "light" ? "light" : "dark";
+                var t = s.state && s.state.theme === "dark" ? "dark" : "light";
                 document.documentElement.classList.toggle("dark", t === "dark");
                 document.documentElement.style.colorScheme = t;
             } catch (e) {}
         </script>
     </head>
-    <body class="bg-background text-foreground antialiased">
+    <body class="bg-background text-foreground antialiased" style="background:#ffffff">
         <div id="root"></div>
         <script type="module" src="/src/main.tsx"></script>
     </body>